(PhysOrg.com) -- Dinosaurs, along with over half of other species, became extinct at the end of the Cretaceous period about 65.5 million years ago, and many scientists believe this was due to a single impact with an asteroid ...
(PhysOrg.com) -- A pristine meteorite impact crater has been found in a remote area of the Sahara desert in southwest Egypt. The crater was originally noticed on Google Earth images, and is believed to be only a few thousand ...
Up to now scientists thought that the trace amounts of carbon on the surface of the Moon came from the solar wind. Now researchers at the Carnegie Institution's Geophysical Laboratory have detected and dated Moon carbon in ...
Space Exploration
Jul 1, 2010
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(PhysOrg.com) -- Hiroaki Katsuragi and a team from Kyushu University in Fukuoka, Japan, have been investigating what happens when water drops of various sizes are allowed to fall from a height of 10 to 480 mm onto a granular ...
Pop quiz: What spacecraft holds the record for longest-surviving mission on the bitterly cold and dusty surface of Mars? As of Thursday, there's a new - but possibly temporary - champion.
Space Exploration
May 20, 2010
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Deposits of volcanic ash colour this view of the Meridiani Planum, as seen by the Mars Express High Resolution Stereo Camera. They also give clues to the prevailing wind direction in this region of Mars.
Space Exploration
May 12, 2010
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The MESSENGER spacecraft's third flyby of the planet Mercury has given scientists, for the first time, an almost complete view of the planet's surface and revealed some dramatic changes in Mercury's comet-like tail.
Space Exploration
Nov 4, 2009
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A mysterious basin off the coast of India could be the largest, multi-ringed impact crater the world has ever seen. And if a new study is right, it may have been responsible for killing the dinosaurs off 65 million years ...
Earth Sciences
Oct 15, 2009
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(PhysOrg.com) -- NASA's first-ever moon temperature-mapping effort has returned its first data.
Space Exploration
Sep 17, 2009
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A 17-member team has found what may be the smoking gun of a much-debated proposal that a cosmic impact about 12,900 years ago ripped through North America and drove multiple species into extinction.
Earth Sciences
Jul 20, 2009
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