Olympics – Jupiter Broadcasting https://www.jupiterbroadcasting.com Open Source Entertainment, on Demand. Thu, 04 Aug 2016 07:38:53 +0000 en-US hourly 1 https://wordpress.org/?v=5.5.3 https://original.jupiterbroadcasting.net/wp-content/uploads/2019/04/cropped-favicon-32x32.png Olympics – Jupiter Broadcasting https://www.jupiterbroadcasting.com 32 32 Trump: The Wrath of Khan | Unfilter 198 https://original.jupiterbroadcasting.net/101631/trump-the-wrath-of-khan-unfilter-198/ Wed, 03 Aug 2016 23:38:53 +0000 https://original.jupiterbroadcasting.net/?p=101631 It looks like Trump was set up, took the bait & then made the situation worse by letting George pin him down. We explain what hell is going on with Donald Trump this week, the Pandora’s Box just opened in Libya, follow up on the supposed Russian hack of the DNC & the real possibility […]

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It looks like Trump was set up, took the bait & then made the situation worse by letting George pin him down. We explain what hell is going on with Donald Trump this week, the Pandora’s Box just opened in Libya, follow up on the supposed Russian hack of the DNC & the real possibility it was the NSA that dumped to Wikileaks.

Plus the chemical attacks in Syria, the security situation in Rio & a supersized Overtime segment!

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— Show Notes —

Episode Links:

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Olympic Fear Games | Unfilter 84 https://original.jupiterbroadcasting.net/51037/olympic-fear-games-unfilter-84/ Wed, 05 Feb 2014 21:47:22 +0000 https://original.jupiterbroadcasting.net/?p=51037 The Winter Propaganda Games are in full force, ramping up before the actual games begin and the media would have you believe the Olympics are taking place in the middle of a war zone.

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The Winter Propaganda Games are in full force, ramping up before the actual games begin and the media working in hand with egomaniac politicians would have you believe the Olympics are taking place in the middle of a war zone.

Then the GCHQ, the NSA, and the Canadian spy agencies spend some more time in the light, as new revelations have come out. We’ll bring you up to date.

Plus an update from across the pond, our follow up, and much much more.

On this week’s episode of, Unfilter.

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— Show Notes —


NSA is Crazy

Rogers, who today runs the Navy’s Fleet Cyber Command, oversees a total force of approximately 15,000 sailors and civilians – plus contractors- of which about 5,000 are specifically charged with giving the Navy the same kind of reach and flexibility in cyberspace that it has at sea.

“The network must be treated as a weapons system as we continue the fight to maintain our advantage in cyberspace, and thus across the other four war fighting domains: sea, air, land and space,” he said in a Q&A on the Feb. 2013 issue of Military Information Technology magazine, which dubbed him the “Cyberspace Warrior.”

“He was the best there was, and he was going to lead us into the cyberfuture,” said retired Adm. Gary Roughead, who in 2011 picked Rogers to head Fleet Cyber Command, the Navy’s cyber organization, which was seen as a steppingstone.

A top secret document retrieved by U.S. whistleblower Edward Snowden and obtained by CBC News shows that Canada’s electronic spy agency used information from the free internet service at a major Canadian airport to track the wireless devices of thousands of ordinary airline passengers for days after they left the terminal.

After reviewing the document, one of Canada’s foremost authorities on cyber-security says the clandestine operation by the Communications Security Establishment Canada (CSEC) was almost certainly illegal.


Joint Committee on National Security Strategy has a chat with PM David Cameron

“I think the public reaction as I judge it has not been one of
‘shock horror!’ but one of ‘intelligence agencies carry out
intelligence work: good’,” Cameron said. Apparently Mr Cameron
hasn’t seen this
YouGov poll
from June 2013, which showed that 56 percent of
people think that Edward Snowden did the right thing (compared to
27 percent of people who think he did the wrong thing) and 52
percent think he shouldn’t be prosecuted.

Mr Cameron highlighted how crimes in television dramas are solved by tracking
the use of mobile phones. He warned that investigators will lose this
ability as criminals and terrorists resort to using the internet instead.

Earlier this week Mr Cameron told BBC Radio 2 that he likes to relax by
watching Elementary, a modern-day version of Sherlock Homes set in the US,
and Homeland, a thriller about a CIA agent on the trail of a soldier she
believes is an Al-Qaida operative.

– Thanks for Supporting Unfilter –

This Week’s New Supporters:

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  • Supporter perk: Exclusive BitTorrent Sync share of our production and non-production clips, notes, and more since the NSA scandal broke in episode 54. The ultimate Unfiltered experience, just got more ultimate.

  • Supporter Perk: Past 5 supporters shows, in a dedicated bittorrent sync folder.


Winter Propaganda Games

The U.S. State Department has told Americans coming to Sochi that they should have “no expectation of privacy,” even in their hotel rooms.

A July 2013 article in the Washington Times reveals that there was a significant cybersecurity threat during the 2012 London Olympic Games. “There was a credible [threat of] attack on the electricity infrastructure supporting the Games,” said Oliver Hoare, head of Olympic cybersecurity.

“There are a number of specific threats of varying degrees of credibility that we’re tracking,” he said. “And we’re working very closely with the Russians and with other partners to monitor any threats we see and to disrupt those.”

“The primary threat, from a terrorism perspective, comes from Imarat Kavkaz, probably the most prominent terrorist group in Russia. It’s made its intent clear to seek to carry out attacks in the run-up to the Games,” said Olsen. “We think the greater danger from a terrorist perspective is in potential for attacks to occur outside of the actual venues for the Games themselves in the area surrounding Sochi or outside of Sochi in the region.”


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‘Earth-Like’ Planets & Sharks | SciByte 109 https://original.jupiterbroadcasting.net/46277/earth-like-planets-sharks-scibyte-109/ Tue, 12 Nov 2013 21:16:10 +0000 https://original.jupiterbroadcasting.net/?p=46277 We take a look at counting Earth-like planets, what musical training does for your brain, the Olympic torch, viewer feedback about sharks.

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We take a look at counting Earth-like planets, what musical training does for your brain, the Olympic torch, viewer feedback about sharks, a spacecraft update on India’s Mars Orbiter Mission, Curiosity news, and as always take a peek back into history and up in the sky this week.

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How Common Are \’Earth-Like\’ Planets?

  • Astronomers have analyzed all four years of Kepler data in search of Earth-size planets in the habitable zones of sun-like stars
  • Based on the analysis, they estimate that 22 percent of stars like the sun have potentially habitable Earth-size planets, though not all may be rocky or have liquid water
  • Kepler Space Telescope
  • Launched in 2009 its mission was to look for planets around other stars by looking for a \’dip\’ in the brightness of a star, about one hundredth of one percent, indicating that something was passing in front of it
  • After 3 consecutive dips in light from the star it is labeled a exoplanet candidate
  • About 150,000 stars were photographed every 30 minutes for four years leading to the current reported number of more than 3,000 planet candidates
  • Kepler had to be pointed with such precision in order to find these planets that it would be like steadily looking at a grain of salt from a 0.4 km [1/4 mi] away
  • The Keck Telescopes in Hawaii helps astronomers to determine each star\’s true brightness and calculate the diameter of each transiting planet, with an emphasis on Earth-diameter planets.
  • \”Habitability\”
  • The team\’s defined habitable as a planet that receives between four times and one-quarter the amount of light that Earth receives from the sun
  • Earth-size planets in Earth-size orbits are not necessarily hospitable to life, even if they orbit in the habitable zone of a star where the temperature is not too hot and not too cold
  • Some of those planets may have thick atmospheres, making it so hot at the surface that DNA-like molecules would not survive
  • A habitable planet would have a rocky surfaces that could harbor liquid water suitable for living organisms
  • Narrowing Down The Data
  • The team focused on the 42,000 stars that are \’sun-like\’ and found 603 candidate planets orbiting them
  • Of those only 10 were Earth-size, that is, one to two times the diameter of Earth and orbiting their star at a distance where they are heated to lukewarm temperatures suitable for life
  • Extrapolating
  • All of the potentially habitable planets found in their survey are around K stars, which are cooler and slightly smaller than the sun although analysis shows that the result for K stars can be extrapolated to G stars like the sun
  • In order to get a better idea of the number of stars with planets around them you have to account for missed planets, as well as the fact that only a small fraction of planets are oriented so that they cross in front of their host star as seen from Earth
  • Adding in those numbers led them to believe that roughly 22 percent of all sun-like stars in the galaxy have Earth-size planets in their habitable zones.
  • The astronomers in this study defined sun-like stars to be of two class types, Class G (like our sun) and Class K
  • Class G and K stars make up roughly 19.5% of all stars, 22% of those stars gives 4.3% of ALL stars have potentially habitable Earth-size planets. (1 out of 25)
  • Multimedia
  • YouTube | One in Five Sun-Like Stars Have \’Goldilocks\’ Planets | VideoFromSpace
  • Further Reading / In the News
  • Prevalence of Earth-size planets orbiting Sun-like stars | Proceedings of the National Academy of Sciences of the United States of America
  • Astronomers answer key question: How common are habitable planets? | Phys.org

— NEWS BYTE —

Musical Training and the Brain

  • Older adults who took music lessons as children but haven\’t actively played an instrument in decades have a faster brain response to a speech sound than individuals who never played an instrument
  • The Brains Response Time
  • As people grow older, they often experience changes in the brain that compromise hearing and show a slower response to fast-changing sounds, which is important for interpreting speech
  • Previous studies have show such age-related declines are not inevitable, in fact recent studies of musicians suggest lifelong musical training may offset these and other cognitive declines
  • The Study
  • This recent study, explored whether limited musical training early in life is associated with changes in the way the brain responds to sound decades later
  • For the study, 44 healthy adults, ages 55-76, listened to a synthesized speech syllable (\”da\”) while researchers measured electrical activity in the auditory brainstem
  • The brainstem is the region of the brain processes sound and is a hub for cognitive, sensory, and reward information
  • Results
  • The results showed that the more years study participants spent playing instruments as youth, the faster their brains responded to a speech sound.
  • In fact none of the study participants had played an instrument in nearly 40 years, so it wasn\’t simply a recent or \’maintenance\’ result
  • Participants who completed 4-14 years of music training early in life had the fastest response to the speech sound (on the order of a millisecond faster than those without music training).
  • A millisecond faster may not seem like much, but the brain is very sensitive to timing and a millisecond compounded over millions of neurons can make a real difference
  • Further Reading / In the News
  • Just a few years of early musical training benefits the brain later in life | MedicalXPress.com

— TWO-BYTE NEWS —

Olympic Torch in Space

  • The Olympic Torch was taken on a space walk for the first time on Nov 9, 2013
  • Russian officials made it clear that the torch would remain unlit at all times for safety reasons.
  • The Olympic torch was carried into space ahead of the 1996 and 2000 Olympics in Atlanta and Sydney but has never before been taken on a spacewalk
  • In an usual situation, when the new crew arrived there were nine crew members and three Soyuz vehicles at the ISS, there have not been nine crew members on the ISS since 2009.
  • The new crew brought the unlit torch along, then the space station’s current crew, took the torch out on a spacewalk, the three returning crew members brought the torch back to Earth
  • The real reason for the spacewalk is to do some routine Russian maintenance outside the station
  • The torch was given back to Olympic officials and it will be used in the opening ceremonies of the February games
  • Multimedia
  • YouTube | Raw: Spacewalkers Hand Off Olympic Torch | AssociatedPress
  • Further Reading / In the News
  • Russia launches Sochi Olympic torch into space | Phys.org
  • Crew Launches to Space Station with Olympic Torch | UniverseToday.com

— VIEWER FEEDBACK —

New Shark Species

  • Michael Thalleen ‏@ThalleenM
  • Two new shark species have been discovered
  • Carolina Hammerhead
  • Rare New Species of Carolina Hammerhead Shark Discovered | ScienceWorldReport.com
  • Scientists have now announced that they\’ve discovered a new species of rare shark, the Carolina hammerhead
  • The Carolina hammerhead has long eluded discovery due to the fact that it is outwardly indistinguishable from the common scalloped hammerhead
  • The new species, named Sphyrna gilberti, was actually discovered as scientists were looking for more common hammerheads.
  • South Carolina is a well-known pupping ground for several species of sharks, which means that researchers were collecting samples there for study
  • The scalloped hammerheads that they were collecting had two different genetic signatures in both the mitochondrial and nuclear genomes
  • The scientists found that the anomalous scalloped hammerhead had been described in 1967 and had 10 fewer vertebrae than the normal scalloped hammerhead. Intrigued
  • In the end, the scientists found that there was genetic evidence to show that this hammerhead was, in fact, a new species.
  • At this point scientists aren\’t sure exactly how many individuals still exist in the wild
  • \’Walking\’ Shark
  • New \’Walking\’ Shark Species Caught on Video | LiveScience
  • YouTube | New species of \”walking\” shark found in Indonesia – Conservation International (CI) – 2013 | ConservationDotOrg
  • A new species of \”walking\” shark has been discovered in a reef off a remote Indonesian island
  • Hemiscyllium halmahera, named after the eastern Indonesian island of Halmahera where it was found
  • These sharks don\’t always rely on \”walking\” to move about — often, they only appear to touch the seafloor as they swim using their pectoral and pelvic fins in a walk like gait
  • The shark grows up to 70 cm [27 in] long and is harmless to humans
  • The animals lay eggs under coral ledges, after which the young sharks lead relatively sedentary lives until adulthood
  • These sharks do not cross areas of deep water and are found in isolated reefs

— SPACECRAFT UPDATE—

India’s Mars Orbiter Mission

  • Last time on SciByte
  • SciByte 107 | Dinosaurs & Satellites (October 29, 2013)
  • The Trip to Mars
  • India’s Mars Orbiter Mission (MOM) safely injected into its initial elliptical Earth parking orbit on Nov. 5
  • India’s PSLV rocket is not powerful enough to send MOM on a direct flight to Mars
  • ISRO’s engineers devised a procedure to get the spacecraft to Mars on the least amount of fuel via six “Midnight Maneuver” engine burns over several weeks – and at an extremely low cost
  • The goal is to gradually maneuver MOM – India’s 1st mission to the Red Planet – into a hyperbolic trajectory so that the spacecraft will
  • The spacecraft was initial in an elliptical orbit around Earth, it then proceeds to fire its engines when it is at its closest point in orbit above Earth.
  • This maneuver increases the ship\’s velocity and gradually widens the ellipse eventually raising the apogee of the six resulting elliptical orbits around Earth that eventually injects MOM onto the Trans-Mars trajectory
  • They expected to achieve escape velocity on Dec. 1 and depart Earth’s sphere of influence tangentially to Earth’s orbit to begin the 300 day (10 month) voyage to Mars
  • Estimates are that it will arrive in the vicinity of Mars on September 24, 2014
  • Small Glitch
  • During a fourth repositioning, on Mon Nov 11, that was to take it 100,000 kilometres (62,000 miles) from Earth, the thruster engines briefly failed, leading the autopilot to take over.
  • The supplemental burn on Nov 12 successfully raised it to the proper orbit
  • The Other Mars Mission
  • NASA\’s MAVEN orbiter remains on target to launch on Nov. 18 – from Cape Canaveral, Florida
  • It\’s goal is to \”Study the Martian atmosphere , unlock the mysteries of its current atmosphere and determine how, why and when the atmosphere and liquid water was lost\”
  • Both Mission Goals
  • The main aim of MOM is to detect methane in the Martian atmosphere, which could provide evidence of some sort of life form
  • Both MAVEN and MOM’s goal are to study the Martian atmosphere
  • MOM science teams have said they will “work together” with NASA\’s MAVEN team to unlock the secrets of Mars atmosphere and climate history
  • Multimedia
  • YouTube | Mars Mission Isro successfully completes first midnight manoeuver | rajnews41
  • Further Reading / In the News
  • Indian Mars mission on track, makes first engine burns | Phys.org
  • India\’s Mars Orbiter Mission Rising to Red Planet – Glorious Launch Gallery | UniverseToday.com
  • Indian Mars mission suffers glitch but \’no setback\’ | Phys.org

— CURIOSITY UPDATE —

  • Warm Reset
  • NASA\’s Mars rover Curiosity experienced an unexpected software reboot (also known as a warm reset) on the 7th
  • During a communications pass as it was sending engineering and science data to the Mars Reconnaissance Orbiter, for later downlinking to Earth
  • occurred about four-and-half hours after new flight software had been temporarily loaded into the rover\’s memory
  • At the time the event occurred, Curiosity was in the middle of a scheduled, week-long flight software update and checkout activity
  • A warm reset is executed by flight software when it identifies a problem with one of its operations
  • The reset restarts the flight software into its initial state. Since the reset, the rover has been performing operations and communications as expected
  • This is the first time that Curiosity has executed a fault-related warm reset during its 16-plus months of Mars surface operations
  • Multimedia
  • YouTube Curiosity Rover Report JPLnews
  • Image Galleries at JPL and Curiosity Mulimedia
  • Social Media
  • Curiosity Rover @MarsCuriosity
  • Further Reading / In the News
  • Mars Science Laboratory: Curiosity Performs Warm Reset | mars.jpl.nasa.gov

SCIENCE CALENDAR

Looking back

  • Nov 16, 1972 : 41 years ago : Skylab III : Skylab III, carrying a crew of three astronauts, was launched from Cape Canaveral, Fla., on an 84-day mission that remained the longest American space flight for over two decades (until Norm Thagard broke it aboard Mir in 1995 and Shannon Lucid, Feb 2002-Sep 2003). The Skylab III crew, Gerald P. Carr, William R. Pogue and Edward C. Gibson, maintained their physical condition by walking treadmills and riding an on-board stationary bicycle. Among the thousands of experiments conducted during this flight, the astronauts took four space walks, including one on Christmas Day to observe the comet Kohoutek. After 1214 orbits, the crew returned to Earth, splashing down on 8 Feb 1974. Skylab 3 | Wikipedia

Looking up this week

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Future Olympic Tech & Fast Cheetahs | SciByte 58 https://original.jupiterbroadcasting.net/23131/future-olympic-tech-fast-cheetahs-scibyte-58/ Tue, 14 Aug 2012 21:50:33 +0000 https://original.jupiterbroadcasting.net/?p=23131 We take a look at the possibilities for future Olympic technology, land speed records not at the olympics, discoveries from Flickr, Curiosity update and more!

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We take a look at the possibilities for future Olympic technology, land speed records not at the olympics, discoveries from Flickr, spacecraft updates, Curiosity update and as always take a peek back into history and up in the sky this week.

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Show Notes

A horse is a horse

  • The low down
  • The first successfully cloned horse was born in 2003
  • Today, there are only a few hundred equine clones, created mainly for breeding
  • In 2007 the FEI’s general assembly decided that cloning was "potentially against the spirit of sport in that it was unfair
  • Significance
  • July 2012 the Féderation Equestre Internationale (FEI) lifted a ban on cloned horses and their progeny competing in the Olympic Games
  • The FEI has been careful to emphasize that cloning is a breeding technique only
  • A key factor in the decision was the high price of cloning, which has since come down
  • The federation determined that the clones were only 98 percent copies of the originals, the 2 percent margin was what ultimately caused the FEI to overturn the ban
  • Currently the American Quarter Horse Association won’t allow clones, neither does the Jockey Club, which registers thoroughbreds in North America
  • A key factor in the decision was the high price of cloning, which has since come down
  • The federation determined that the clones were only 98 percent copies of the originals, the 2 percent margin was what ultimately caused the FEI to overturn the ban
  • Currently the American Quarter Horse Association won’t allow clones, neither does the Jockey Club, which registers thoroughbreds in North America
  • A top stallion for in vitro fertilization can go for tens of thousands of dollars
  • The cloning process can cost more than a hundred thousand U.S. dollars, and there are no guarantees that the clone will match the talent of the original
  • The most common use for cloned horses is to perpetuate genetic material, while the original horse can travel and compete
  • Most male horses in high-level competitions are geldings and a mare can bear only so many foals
  • Of Note
  • In the end only 300-odd horses compete in the Olympics, and clones would have to battle their way to the top just as traditionally bred horses do.
  • Needless of any cloning ruling it is widely agreed that environment, training, nutrition, and relationship with the rider have an incalculable impact on the horse’s performance
  • Multimedia
  • IMAGE Prometea the world’s first cloned horse with her mother in 2003 | National Geographic, Photograph by Giovanna Lazzara, AP
  • Further Reading / In the News
  • Cloned Horses Coming to the Olympics? | National Geographic

— NEWS BYTE —

Possible Olympic tech for the future



Credit: John MacNeill | Credit: John MacNeill

  • Holographic Obstacles
  • In Olympic equestrian events 100 riders are injured in eventing falls every year, and when a multi million-dollar horse goes down, even a minor injury like a twisted ankle can end its career
  • Line-of-sight infrared beams could monitor the edges of the obstacles; if the horse breaks the beam, the system would instantly alert the judges, and the crowd, to the fault
  • Smart Landing Pads
  • Scoring the exact length of a long or triple jump can be imprecise and time-consuming when landing in a sand pit
  • Researchers at Arizona State University have developed a 2,016-pressure-sensor array to map where an athlete hits the ground
  • Underneath the sand in the landing pit, a dozen or so of the mats could record the exact point of touchdown where computer could automatically calculate the length of the jump
  • Head-up Goggles
  • During events swimmers are not able to see where they stand in the event
  • With an integrated head-up display could broadcast a live view of the competition and help racers to better pace themselves
  • Automatic Goalkeeper
  • German researchers have developed an automated goal-tracking system for american soccer (football)
  • Actuators around the net generate a magnetic field across the face of the goal.
  • When the ball passes through that field, a chip embedded in the ball sends a signal to the ref’s watch within one tenth of a second.
  • Retractable Diving Board
  • On a good day, a diver’s head misses the board by a couple of inches
  • In the one second a typical diver is airborne above the plane of the board, it could retract as much as three feet
  • Multimedia
  • IMAGE | PopSci.com Credit :John MacNeill
  • Further Reading / In the News
  • Summer Olympics: 2020 – How technology is going to make the 2020 Olympics better, safer, and more exciting | PopSci.com

Land speed record



YouTube channel : NationalGeographic | Credit: Ken Geiger, National Geographic

— TWO-BYTE NEWS —

New species on Flickr

  • The low down
  • While randomly flipping through images posted on the online database an entomologist spotted a previously unknown species of lacewing
  • The new lacewing, which has a 30-millimeter wingspan, were taken in a forested park north of Kuala Lumpur, Malaysia, by an amateur photographer and then posted online
  • The entomologist suspected the creature was an undescribed species; however, the the photographer had released the insect after taking its picture
  • Researchers had to wait until the shutterbug revisited the area and collected a specimen before they could officially write up their discovery
  • Multimedia
  • IMAGE New Lacewings species, Semachrysa jade | Credit: Guek Hock Ping
  • Further Reading / In the News
  • ScienceShot: New Species Discovered, Thanks to Flickr | https://news.sciencemag.org

– SPACECRAFT UPDATE –

Slowly but surely inch by inch Voyager 1 eyes the edge of the Solar System

Morpheus setback

  • The low down
  • The Morpheus project is what one former project manager called ““Home Depot engineering”
  • They are designed as low-budget projects using off-the-shelf parts to build something very quickly that gets 80 percent of the answer and allows the project to keep moving forward
  • These type of projects partner with non-traditional aerospace companies
  • Significance
  • The Morpheus is designed to deliver about 1,100 pounds (500 kg) of cargo to the moon, burn liquid oxygen and methane fuel
  • Designed and built by engineers at NASA’s Johnson Space Center in Houston, the insect-like vehicle, had previously made several flights attached to a crane before the attempted free-flight on August 9, 2012
  • The engines, appeared to ignite as planned, lifting the vehicle into the air. But a few seconds later, Morpheus rolled over on its side and plummeted to the ground.
  • Of Note
  • An investigation is currently underway to determine the cause
  • Multimedia
  • YouTube Morpheus Landing Explodes on First KSC Free Flight Test | SpaceVidsNet
  • Social Media
  • Morpheus Lander @MorpheusLander
  • Further Reading / In the News
  • Project Morpheus
  • Morpheus Lander Crashes and Burns | UniverseToday.com
  • NASA’s Morpheus lander in fiery crash at Cape Canaveral | Reuters.com

– CURIOSITY UPDATE –

Curiosity Rover Update



Credit: JPLnews | Credit: NASA/JPL-Caltech

SCIENCE CALENDAR

Looking back

  • Aug 19, 1887 : 125 years ago : Eclipse by baloon : Mendeleeff observes eclipse | Dmitri Ivanovich Mendeleev (1834–1907) used a balloon to ascend above the cloud cover to an altitude of 11,500 feet (3.5 km) to observe an eclipse in Russia. He made the solo ascent above Klin without any prior experience. While his family was rather concerned, he paid no attention to controlling the balloon until after he had completed his observations, at which time he worked out how to land it. Mendeleev is the Russian chemist known for the ordering of the Periodic Table of the Elements. Yet, he was interested in many fields of science. He studied problems associated with Russia’s natural resources, such as coal, salt, metals, and the petroleum industry. In 1876, he visited the U.S. to observe the Pennsylvania oil fields.

Looking up this week

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Olympic Science & Red Bull Stratos | SciByte 56 https://original.jupiterbroadcasting.net/22486/olympic-science-red-bull-stratos-scibyte-56/ Tue, 31 Jul 2012 21:48:53 +0000 https://original.jupiterbroadcasting.net/?p=22486 We take a look at olympic science, an innovative writing technique, morse code, music, and more!

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We take a look at olympic science, an innovative writing technique, morse code, music, an update on the Red Bull Stratos mission, spacecraft update and as always take a peek back into history and up in the sky this week.

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Show Notes

Olympic Science



Credit: International Olympic Committee for 2012 Summer Olympics

  • Measuring times
  • Time is measured in 1,000th of a second that has to be that close to both actual time and consistent
  • Races are started by electronic starter guns, with starting blocks that indicate when a runner reacts faster than humans can respond, making the runners re-start the race
  • More than 2,000 digital frames a second aid the timing system for the most accurate and precise system possible
  • For longer racing event with a lot of competitors RFID, Radio Frequency Identification, attached to shoes or bicycles allow accurate timing and tracking for each competitor
  • Technology
  • Some Long Jumpers utilize stereoscopic cameras, from BMW, to measure speed and angles of launch
  • Swimmers usitize fluid dynamic measurements so that they can train and compete in the most aerodynamic way as possible to
  • Runners can also use treadmill technology that provides support to minimize the weight of the athlete affecting the legs by creating a pressure bubble that can support part of the athletes weight
  • The Olympic pool utilize a number of different technologies to minimize waves including adjustable depth, gutters along the edges of the pool and lane lines
  • Mechanical engineers analyze top athletes to be able to both help athletes improve their technique and expand knowledge that could help provide information to be used for people with movement disorders, it can also used design more realistic and stronger robotic arms
  • Changing Technology Rules
  • The LZR Racer Suit is a line of extremely high-end swimsuits manufactured by Speedo using a high-technology swimwear fabric composed of woven elastane-nylon and polyurethane.
  • Swimmers wearing the LZR suit at the 2008 Beijing Olympics consisted of : 94% of all swimming races won, 98% of all medals won, and 23 out of the 25 world records broken
  • By 24 August 2009, 93 world records had been broken by swimmers wearing a LZR Racer
  • These results prompted FINA to reevaluate suit policies making the LZR banned for use in competitions
  • Fédération Internationale de Natation (FINA) is the International Federation (IF) recognized by the International Olympic Committee (IOC) for administering international competition in the aquatic sports
  • **Oscar Pistorius
  • South African sprinter Oscar Pistorius is the first double-amputee athlete to compete at the Olympics.
  • Pistorius is competing in the regular olympics using prosthetics Carbon fiber spring-like prosthetics designed for sprinter
  • Although the International Association of Athletics Federations (IAAF) deemed him ineligible for the 2008 Summer Olympics based on the belief that he held an unfair advantage further scientific studies have shown he hold no advantage or able-bodied athletes
  • Safety Equipment
  • Safety headgear in different for each sport it will be used in dependent upon the specific needs for the sport
  • Helmet safety foam comes in both the stiff and flexible to maximize the needed protection and comfort
  • Paralympics
  • Paralympic wheelchairs are specifically designed for each sport. With designs for speed, mobility, toughness, etc.
  • Of Note
  • A google search for “London 2012 _” will show a display of the schedule and results of competition on the right side of the window
    Multimedia
  • Video Gallery Science Of The Summer Olympics: Engineering In Sports | Science360
  • Social Media
  • London 2012 @London2012
  • Further Reading / In the News
  • 2012 London Olympics official page
  • Science Of The Summer Olympics: Engineering In Sports | Science360.gov
  • Fina extends swimsuit regulations | news.bbc.co.uk
  • High-Tech Swimsuits: Winning Medals Too | time.com
  • Fast Times: Speedo, Like Michael Phelps, Goes For World Domination in an LZR Suit | The Wall Street Journal: Sports
  • Phelps secures his place in the history books after landing his eighth gold medal! | Speedo.com
  • Best Inventions of 2008 | TIME

— NEWS BYTE —

Writing with your eyes



Credit: YouTube channel h2so4hurts | Credit: Lorenceau et al., Current Biology

  • The low down
  • People “locked in” by paralyzing disorders have long relied on blinks or facial twitches to build sentences one letter at a time
  • Jean Lorenceau of the Université Pierre et Marie Curie in Paris may have a new technology might allow people who have almost completely lost the ability to move their arms or legs to communicate freely
  • Significance
  • Eye-writing technology tricks the neuromuscular machinery into doing something that is usually impossible: to voluntarily produce smooth eye movements in arbitrary directions
  • Smooth pursuit, this eye motion is different from saccadic motion, in which we rapidly shift our eyes to, say, skim lines of text or scan a crowd
  • Smooth movements are normally impossible to control those movements smoothly in any direction
  • Lorenceau found by accident with another experiment that he was able to learn to do so.
  • To determine if other people could learn to do this he designed his own reverse-phi display with 200 disks that switch between black and white and are projected on a gray background.
  • When we see two images that are the photographic negatives (dark to light & light to dark) in rapid succession our brain sees the object in the image moving away from the negative image
  • This gives us the impression of motion when there is none
  • Over three 30-minute sessions, he was able to trained six volunteers
  • For the volunteers, who couldn’t see what they were writing, it was like writing with a pen that had run out of ink
  • Although some participants had a harder time of learning to control their eye movements than others by the end of the sessions most could freely draw legible letters and numbers
  • Of Note
  • This technology might also help to improve eye movement control in people with certain conditions such as dyslexia or ADHD and/or for experts, such as athletes or surgeons, whose activities strongly rely on eye movements
  • Now working on a better version of his eye writer, tests should start next year
  • Multimedia
  • YouTube Writing in Cursive with Your Eyes Only | h2so4hurts
  • YouTube Reverse Phi Motion | porrophagus
  • Further Reading / In the News
  • Writing in cursive with your eyes only | MedicalXPress
  • Write to Me Only With Thine Eyes | ScienceMag.org

— TWO-BYTE NEWS —

Morse Code in space



Credit: fit.ac.jp

Musical Variety

  • The low down
  • The Million Song Dataset is a freely-available collection of audio features and metadata for a million contemporary popular music tracks.
  • The songs come from nearly 45,000 artists with only 2,650 songs released between 1955 and 1959 and 177,808 songs released between 2005 and 2009.
  • Quantitative analysis for this study examined three aspects of those songs; timbre, pitch, and loudness of nearly half a million songs
  • Timbre accounts for the sound color, texture, or tone quality
  • Pitch roughly corresponds to the harmonic content of the piece, including its chords, melody, and tonal arrangements
  • Timbral variety peaked in the 1960’s and has been in steady decline to the present day and implies a homogenization of the overall timbral palette, which could point to less diversity in instrumentation and recording techniques
  • While it may be no surprise that music has gotten louder the same notes and chords that were popular in decades past are popular today
  • Musicians today seem to be less adventurous in moving from one chord or note to another, instead following the paths well-trod
  • Of Note
  • The Million Song Dataset, huge as it is, may not provide a representative slice of pop music, especially for old songs
  • The database draws on what’s popular now, as well as what has been digitized and made available for download
  • The older digitised music may not be the same that people enjoyed when those songs first came out.
  • Million Song Dataset

— Updates —

Red Bull Stratos dives again



Red Bull Stratos

— Spacecraft Updates —

Curiosity Rover lands on Sunday … stay tuned next week for more

SCIENCE CALENDAR

Looking back

  • August 1, 1774 : 238 years ago : Oxygen : Joseph Priestley, British Presbyterian minister and chemist, identified a gas which he called “dephlogisticated air” – later known as oxygen. Priestley found that mercury heated in air became coated with “red rust of mercury,” which, when heated separately, was converted back to mercury with “air” given off. Studying this “air” given off, he observed that candles burned very brightly in it. Also, a mouse in a sealed vessel with it could breathe it much longer than ordinary air. A strong believer in the phlogiston theory, Priestley considered it to be “air from which the phlogiston had been removed.” Further experiments convinced him that ordinary air is one fifth dephlogisticated air, the rest considered by him to be phlogiston

Looking up this week

Keep an eye out for …

  • Wed | Aug 1 | Full Moon

  • Wed | Aug 1 | Before Dawn | Jupiter will the the

  • Fri | Aug 3 | Evening | The Summer Triangle approaches its greatest height. Face east and look almost straight up after nightfall. The brightest star there is Vega. Toward the northeast from Vega (by two or three fist-widths at arm’s length) is Deneb. Toward the southeast from Vega by a greater distance is Altair.

  • Before Dawn | Jupiter & Venus are in the East they are now about the distance of you pinky finger to your pointer finger stretched out at arm’s length, 14*. Venus is the brighter of the two to the lower left, making Jupiter the higher of the two.

  • Before Dawn | Betelgeuse, the red giant star, is still to the lower right of Venus by about the same distance apart as Jupiter and Venus

  • At Dusk | Mars & Saturn are low in the west-southwest. Saturn is above Spica, by about three finger widths are are nearly the same brightness

  • Further Reading and Resources

  • More on what’s in the sky this week

  • Sky&Telescope

  • SpaceWeather.com

  • StarDate.org

  • For the Southern hemisphere: SpaceInfo.com.au

  • Constellations of the Southern Hemisphere : astronomyonline.org

  • Royal Astronomical Society of New Zealand : rasnz.org.nz

  • AstronomyNow

  • HeavensAbove

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Geek’s Natural Habitat | TechSNAP 53 https://original.jupiterbroadcasting.net/18747/geeks-natural-habitat-techsnap-53/ Thu, 12 Apr 2012 16:35:35 +0000 https://original.jupiterbroadcasting.net/?p=18747 Why the server admins for the Olympics have moved into their data center, and we get on our CISPA sopa box!

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Software powering many of the devices we use has a critical flaw that can give an attacker root access, we’ll give you the details.

Plus why the server admins for the Olympics have moved into their data center, and we get on our CISPA sopa box!

All that and more on this week’s TechSNAP!

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Show Notes:

Data Center staff for the London Olympics will sleep amongst the servers

  • Data Center technicians at London’s Interxion data center will sleep on site in specially designed pods
  • The concern is that the transit systems in London will be overwhelmed by the number of visitors and staff will not be able to make it to the data center in a reasonable amount of time. To avoid this issue, staff will sleep at the Data Center
  • The sleeping chambers were designed by UK company Podtime, and are designed for workplaces to provide staff an area for “power naps” but can be customized for overnight stays

Students in an Ethical Hacking class find flaw in Backtrack Linux

  • Backtrack Linux is a distro designed for security analysis, forensics and penetration testing
  • Backtrack is a very common tool among security professionals
  • The vulnerability has to do with improper input validation in WICD via DBUS, and could allow an attacker to cause scripts or executables to be run as root whenever specific events occur, such as when the user connects to a wifi network
  • The ethical hacking class then created a proof of concept exploit and a patch to resolve the issue
  • Backtrack Linux includes common tools such as metasploit, Aircrack-NG, RFMON and a Cisco scanner

Samba flaw has wide spread implications

  • A critical flaw in SAMBA, the open source windows file sharing server can allow an unauthenticated attacker to gain root access
  • All versions of Samba from 3.0 to 3.6 are vulnerable, save for 3.6.4 the newly released stable version
  • The Samba project has gone so far as to release patches for older out of support versions of Samba
  • A remote pre-authentication vulnerability is one of the the worst possible flaws for a public facing service
  • Samba is extremely popular in embedded appliances including routers, set top boxes, print servers, NASs and media centers
  • The fact that Samba is one of the most commonly embedded bits of open source software means that this vulnerability will likely exist in the wild for years to come, most users may not even know that they are running samba, let alone a vulnerable version
  • Many of the devices are no longer supported, or do not even offer the possibility of a firmware upgrade. Even many devices that do offer upgrades, require manual user intervention, and there is always a risk of bricking a device when applying a firmware update

Over 750,000 people compromised by Utah Medicaid breach

  • As many as 280,000 people had their Social Security Numbers stolen and approximately 500,000 more victims had less-sensitive personal information (Name, Address, Birth Date) leaked
  • The Utah health department warns people that they will receive an official letter, and will not be contacted by phone, and that to avoid scammers, they should not give out personal information via phone calls they did not initiate
  • “A configuration error occurred at the password authentication level, allowing the hacker to circumvent DTS’s security system. DTS has processes in place to ensure the state’s data is secure, but this particular server was not configured according to normal procedure. DTS has identified where the breakdown occurred and has implemented new processes to ensure this type of breach will not happen again.”
  • While details on the specific configuration error that resulted in the breach are missing, it is interesting to see the blame falling squarely on those responsible rather than blaming cyber criminals or vague references to advanced persistent threat attacks
  • Threatpost Update
  • Official Statement

HP Warns customers that switches may come with malware infected SD cards


Round Up:

The post Geek’s Natural Habitat | TechSNAP 53 first appeared on Jupiter Broadcasting.

]]> Simulated Cyber War | TechSNAP 36 https://original.jupiterbroadcasting.net/14956/simulated-cyber-war-techsnap-36/ Thu, 15 Dec 2011 20:35:34 +0000 https://original.jupiterbroadcasting.net/?p=14956 Find out how the 2012 Olympics are preparing for cyper war, we’ll answer a great batch of questions. And Allan’s embarrassing tech war story!

The post Simulated Cyber War | TechSNAP 36 first appeared on Jupiter Broadcasting.

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Find out how the 2012 Olympics are preparing for cyper war, we’ll answer a great batch of questions.

And Allan’s embarrassing tech war story!

All that and more, on this week’s TechSNAP!

Thanks to:

GoDaddy.com Use our codes TechSNAP10 to save 10% at checkout, or TechSNAP20 to save 20% on hosting!

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$1.99 hosting for the first 3 months

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Show Notes:

Big Oil the next big target for cyber attacks?

  • The IT Manager for Royal Dutch Shell told the World Petroleum Conference that their company has been receiving an ever increasing number of cyber attacks against its infrastructure.
  • The attacks are said to be motivated by commercial interest, as well as political and criminal interests.
  • If attackers managed to gain access to critical control systems, they would be able to manipulate valves and pumps, and cause unimaginable damage, physical, monetary and environmental.
  • British Petroleum said they had seen a large increase in cyber attacks after the US Golf Oil Spill disaster.
  • This is only further evidence that industrial control systems need to be completely isolated from the internet, not protected by just a firewall, but entirely isolated. Even then, threats such as stuxnet or duqu can be introduced by portable media such as USB flash drives. Physical and System security needs to be taken much more seriously.

Olympic Control Center prepares for simulated Cyber Attacks

  • The new Olympic Control Center in Canary Wharf that will provide support and management for the IT infrastructure of the 2012 Olympics in London is preparing for a variety of Simulated Cyber Attacks in order to improve their preparedness for the Olympic games.
  • The simulated attacks will include a Denial of Service attack, which they plan to mitigate by using a distributed website, and viruses and other malware getting in to the organizers’ computers.
  • The computer network is used to store and record scores from the games and feed information to the public and the media.
  • The operations Center has a staff of 180 permanent employees.
  • “Another key principle is to keep mission-critical games systems quite isolated from anything web-facing. So very much partitioned and separated, thus making it hard for an external attack to succeed.”
  • The company running the Operations Center is Atos, a very large multinational IT services company. However Atos has had issues of its own.
  • In the autumn of 2008, Atos Origin was the subject of a government enquiry after a memory stick with passwords and user names for an important government computer system was found in a car park. BBC Coverage

War Story

Allan’s rm -rf / war story (Sovereign)

When I was in high school and college, I ran an IRC shell provider. It started out as one little home brew server on a 128kbit colocation, and grew to its peak of 9 dedicated servers in 4 data centers. As you can imagine, there were plenty of times where people tries to attack, hack or root my servers. It always made me laugh when they tried the latest Redhat exploit against my FreeBSD 4.x machine.

One such exploit involved a symbolic link to / with a obfuscated name (If I recall correctly, it was dot space space and then some unicode characters). As part of the cleanup, I went to remove the offending symlink. Because of the special characters etc in the name, I used the shell’s tab complete feature. Out of admittedly bad habit I used rm -rf rather than just rm, and either the shell or I put a trailing / on the symlink, so rather than removing the symlink, the shell resolved the symlink and started to execute the equivalent of rm -rf /. I knew something was wrong after a second or two when the command prompt did not return, and before I could figure out what was going on, I saw error messages about how /bin/tcsh could not be removed because it was in use, and that the kernel would not be deleted because it was flagged ‘system immutable’. I felt the blood drain out of my face and I quickly broke out in a cold sweat. I immediately hit control+c to prevent any further damage, but things were pretty far gone. /etc and /bin were gone, save for my shell because it was in use. So, without even ls, it was a little difficult to even tell what was left. This server had about 100 customers on it, and a decent uptime (175 days or so if I recall correctly).

Luckily, because of proper disaster planning on my part, daily Bacula backups of that server existed on our central backup server. A few commands to the bacula console and I was restoring /etc, /boot and /bin. Then I did a verify/compare operation to determine what other files may have been deleted, and restored them as well. Amazingly, all of this was pulled off without a reboot, and without a single complaint from a customer. Total time from disaster to recovery was less than 1 hour, and I managed to maintain the uptime.


Feedback

Q: (Matt) I listened to TechSnap – 28 and 34 about the ZFS Server Build. Now I’m a little confused, How is Allan’s ZFS server configured? If ZFS will do all the RAID stuff and he’s using RAID Z2 for the RAID–6 option then why are his drives on an Adaptec RAID controller and how is the Adaptec configured? Are you using a big RAID–0?

A: We’ve gotten this question quite a bit, because using a RAID controller is contrary to what I said during the TechSNAP 28 ZFS episode. In this case, I did not have a choice, I needed a controller that was supported under BSD, so I went with the Adaptec. The motherboard’s onboard Intel controller only has 6 ports, and 2 of those are used for the dedicated OS drives, which are mirrored in FreeBSD software using GEOM. The adaptec had the added advantage to their unique solution for battery backup. I have configured the Adaptec to pass-thru each drive directly to ZFS without any RAID, and then ZFS deals with the drives individually, making the RAID Z2 array. As I said during the initial episode, you don’t want to back your ZFS with a RAID device, because you lose control, and some ZFS features, like the ability to swap a device out. If I had done a big RAID–0 device exposed to ZFS, I could not have created the RAID Z2 array, because it requires at least 3 devices. Also, if one drive in a RAID–0 dies, the entire array is lost, so that would not be very good either.
*

Q: (Graham) I am looking to do a Raid set up but I would like to know if need two hard drives to be the same make or model or can they be two hard drives of the same size?

A: While the two drives do not have to be the same model, size, or even manufacturer, it is best if they are. Then you are striping or mirroring, the performance is mostly dictated by the slower of the two drives, so identical drives means that one drive is not constantly waiting for the other. There are also be issues with timing when the drives have drastically different performance. However, depending on your configuration, sometimes it is possible to make use of the additional performance of one of the drives. The FreeBSD software RAID driver GEOM’s mirroring mode supports different balancing methods, including: load, prefer, round-robin and split.
*

Q: (Bill) Currently I am designing/developing a client/server communications platform. I would love to make the project Open Source when I start developing the code but I am concerned about potential security implications. The plan is to use a user auth system so users can easily contact each other. This is making my security senses tingle because if you have the code for the auth system you could it break down easily. I would love to hear your opinions about this as there are ways it could be done but they could kill ease of use.

A: If you rely on nothing more than the fact that no one knows how your security system works (called Security Through Obscurity), then it is not really security at all. Rather than writing your own authentication system, it might be best to use an existing library, depending on what exactly you are trying to authenticate against. Standard libraries for cryptography like AES, SHA and Blowfish, and authenticity libraries like GPG and SSL/TLS. In the end, being open source allows other developers to spot any mistakes you make, and either notify you about them, or contribute patches to resolve them.

Round-Up:

Holiday Reading:

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[asa default]0765323117[/asa]

  • Audible Audio Book Version
  •    

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