
NASA's OSIRIS-REx spacecraft in thermal vacuum testing
The first U.S. mission to collect a sample of an asteroid and return it to Earth for study is undergoing a major milestone in its environmental testing.
NASA's Origins, Spectral Interpretation ... more
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Mercury's mysterious 'darkness' revealed
Scientists have long been puzzled about what makes Mercury's surface so dark. The innermost planet reflects much less sunlight than the Moon, a body on which surface darkness is controlled by the ab ... more
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New U.S.-European Sea Level Satellite Will Help Safeguard Ships at Sea
Planet captures first light from Pelican-3 satellite as constellation expands
Trump signs memorandum to deploy U.S. National Guard troops to Memphis
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Dawn's First Year at Ceres: A Mountain Emerges
One year ago, on March 6, 2015, NASA's Dawn spacecraft slid gently into orbit around Ceres, the largest body in the asteroid belt between Mars and Jupiter. Since then, the spacecraft has delivered a ... more
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Scientists explain why Mercury's surface is so dark
Astronomers have long struggled to explain Mercury's darkness, but new research suggests carbon is responsible for the planet's limited reflectivity. ... more
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In emergencies, should you trust a robot
In emergencies, people may trust robots too much for their own safety, a new study suggests. In a mock building fire, test subjects followed instructions from an "Emergency Guide Robot" even after t ... more
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Life's Building Blocks Form In Replicated Deep Sea Vents
Chimney-like mineral structures on the seafloor could have helped create the RNA molecules that gave rise to life on Earth and hold promise to the emergence of life on distant planets. Scientists th ... more
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Engineered swarmbots rely on peers for survival
Duke University researchers have engineered microbes that can't run away from home; those that do will quickly die without protective proteins produced by their peers.
Dubbed "swarmbots" for t ... more
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