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  NASA Conducts Orion Parachute Testing for Orbital Test Flight

  December 28, 2011 — NASA successfully conducted a drop test of the Orion crew vehicle's parachutes high above the Arizona desert Tuesday, Dec. 20, in preparation for its orbital flight test in 2014. Orion will carry ... > full story
• NASA
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  WISE Presents a Cosmic Wreath

  December 23, 2011 — Just in time for the holidays, astronomers have come across a new image from NASA's Wide-field Infrared Survey Explorer, or WISE, that some say resembles a wreath. You might even think of the red ... > full story
• Satellites
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  More Accurate Than Santa Claus: First Galileo Satellite Orbit Determination With High Precision

  December 23, 2011 — Every year for Christmas, the North American Air Defense Command NORAD posts an animation on their website, in which the exact flight path of Santa Claus' sled led by reindeer Rudolf is precisely ... > full story
• NASA
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  NASA's Dawn Spacecraft Obtains First Low Altitude Images of Vesta

  December 21, 2011 — NASA's Dawn spacecraft has sent back the first images of the giant asteroid Vesta from its low-altitude mapping orbit. The images, obtained by the framing camera, show the stippled and lumpy surface ... > full story
• Electronics
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  Self-Healing Electronics Could Work Longer and Reduce Waste

  December 20, 2011 — Engineers have developed a self-healing system that restores electrical conductivity to a cracked circuit in less time than it takes to blink. As a crack propagates, microcapsules filled with liquid ... > full story
• Environmental Science
  Hazardous Waste
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  Upper Atmosphere Facilitates Changes That Let Mercury Enter Food Chain

  December 18, 2011 — New research shows that the upper troposphere and lower stratosphere work to transform elemental mercury into oxidized mercury, which can easily be deposited into aquatic ecosystems and ultimately ... > full story
• Telecommunications
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  'Smart Connector' Could Save Millions in Lost Revenue

  December 15, 2011 — Researchers have developed the Smart Connector, a new sensor that once installed in the connecting units of coaxial cables can provide information about equipment damage and pinpoint the exact ... > full story
• NASA
  Mars
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  NASA Mars-Bound Rover Begins Research in Space

  December 13, 2011 — NASA's car-sized Curiosity rover has begun monitoring space radiation during its 8-month trip from Earth to Mars. The research will aid in planning for future human missions to the Red Planet. ... > full story
• Space Missions
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  NASA's Dawn Spirals Down to Lowest Orbit Around Giant Asteroid Vesta

  December 13, 2011 — NASA's Dawn spacecraft successfully maneuvered into its closest orbit around the giant asteroid Vesta Dec. 12, beginning a new phase of science observations. The spacecraft is now circling Vesta at ... > full story
• NASA
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  Star Explosion Leaves Behind a Rose

  December 12, 2011 — About 3,700 years ago, people on Earth would have seen a brand-new bright star in the sky. It slowly dimmed out of sight and was eventually forgotten, until modern astronomers later found its ... > full story

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