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Enigmatic "Ribbon" Of Energy Discovered by NASA Satellite Explained
After three years of puzzling over a striking "ribbon" of energy and particles discovered by NASA's Interstellar Boundary Explorer (IBEX) at the edge of our solar system, scientists may be on the ve ... more
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Earth-like planets may be closer than thought: study
Scientists looking for habitable planets may not have to stray far from our galactic neighborhood, said a new study Wednesday, which calculated an Earth-size planet could be orbiting a red dwarf as near as 13 light years away. ... more
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Largest prime number to date found
Thousands of volunteers, and their computers, have determined the largest prime number found to date - a 17 million digit number - a U.S. researcher says. ... more
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Asteroid 2012 DA14 - Earth Flyby Reality Check
Small near-Earth asteroid 2012 DA14 will pass very close to Earth on February 15, so close that it will pass inside the ring of geosynchronous weather and communications satellites.
NASA's Nea ... more
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