Volcanoes bring death and destruction, but out of the ashes life soon finds fertile ground. A unique experiment is sifting through floating debris from an ongoing volcanic event to see how microbes move in. The results may ...
Earth Sciences
May 1, 2012
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(Phys.org) -- Findings from NASA's Dawn spacecraft reveal new details about the giant asteroid Vesta, including its varied surface composition, sharp temperature changes and clues to its internal structure. The findings were ...
Space Exploration
Apr 26, 2012
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(Phys.org) -- While working on a research sailboat gliding over glassy seas in the Pacific Ocean, oceanographer Giora Proskurowski noticed something new: The water was littered with confetti-size pieces of plastic debris, ...
Earth Sciences
Apr 25, 2012
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(Phys.org) -- Autonomous, self-replicating robots -- exobots -- are the way to explore the universe, find and identify extraterrestrial life and perhaps clean up space debris in the process, according to a Penn State engineer, ...
Space Exploration
Apr 18, 2012
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One of the world's biggest glacier regions has so far resisted global warming that has ravaged mountain ice elsewhere, scientists reported on Sunday.
Environment
Apr 15, 2012
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Stars with disks of debris around them might be good targets to search for Earth-like planets, researchers say.
Astronomy
Mar 9, 2012
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Two spacewalking astronauts moved a construction crane outside the International Space Station on Thursday, a cumbersome job that took so long they scrapped hanging shields to protect against space junk.
Space Exploration
Feb 16, 2012
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The tidy Swiss want to clean up space. Swiss scientists said Wednesday they plan to launch a "janitor satellite" specially designed to get rid of orbiting debris known as space junk.
Space Exploration
Feb 15, 2012
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The United States pledged Tuesday to join an EU-led effort to develop a space "code of conduct" that would set rules for orbiting spacecraft and for mitigating the growing problem of orbiting debris.
Space Exploration
Jan 17, 2012
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After spending more than 240 days "sailing" around the Earth, NASA's NanoSail-D -- a nanosatellite that deployed NASA's first-ever solar sail in low-Earth orbit -- has successfully completed its Earth orbiting mission.
Space Exploration
Nov 30, 2011
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