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New Evidence for Complex Molecules on Pluto's Surface
December 20, 2011 — Astronomers have discovered a strong ultraviolet-wavelength absorber on Pluto's surface, providing new evidence that points to the possibility of complex hydrocarbon and/or nitrile molecules lying on ... > full story -
The Onset of Electrical Resistance
December 16, 2011 — Researchers have observed the extremely fast onset of electrical resistance in a semiconductor by following electron motions in ... > full story -
Detecting the 'Heartbeat' of Smallest Black Hole Candidate
December 15, 2011 — Astronomers have identified a candidate for the smallest-known black hole using data from NASA's Rossi X-ray Timing Explorer (RXTE). The evidence comes from a specific type of X-ray pattern, ... > full story -
'Supernova of a Generation' Shows Its Stuff: Astronomers Determine How Brightest and Closest Stellar Explosion in 25 Years Happened
December 14, 2011 — It was the brightest and closest stellar explosion seen from Earth in 25 years, dazzling professional and backyard astronomers alike. Now, thanks to this rare discovery -- which some have called the ... > full storyMore: -
Preparing for Future Human Exploration, RAD Measures Radiation on Journey to Mars
December 13, 2011 — The Radiation Assessment Detector, the first instrument on NASA's next rover mission to Mars to begin science operations, was powered up and began collecting data Dec. 6, almost 2 weeks ahead of ... > full story -
Using Many Instruments to Track a Comet
December 13, 2011 — In 16 years of data observations, the Solar Heliophysics Observatory (SOHO) -- a joint European Space Agency and NASA mission -- made an unexpected claim for fame: the sighting of new comets at an ... > full story -
Tycho's Star Shines in Gamma Rays, NASA's Fermi Shows
December 13, 2011 — In early November 1572, observers on Earth witnessed the appearance of a "new star" in the constellation Cassiopeia, an event now recognized as the brightest naked-eye supernova in more than 400 ... > full story -
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 -
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 -
High-Energy Physicists Set Record for Network Data Transfer
December 13, 2011 — Researchers have set a new world record for data transfer, helping to usher in the next generation of high-speed network technology. They transferred data in opposite directions at a combined rate of ... > full story
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