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Fossil Pushes Back Date of Land-Animal Debut
A foot buried beneath Scottish soil for at least 345 million years pushes back the timeline for the appearance...
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New Evidence That Asteroid Hit Earth 13,000 Years Ago
New evidence supports the idea that a huge space rock collided with our planet about 13,000 years ago and...
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Crowdsourcing the Search For E.T.
The SETI (Search for Extraterrestrial Intelligence) Institute is asking the public to join in its hunt for signals from...
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Scandinavian Trees May Have Survived Ice Age
Some Scandinavian trees survived the last Ice Age, challenging a widely held notion that they were killed off by...
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Moon Acts As Mirror, Reflecting Telltale Signs of Life
Astronomers have managed to detect the telltale fingerprints of organic life on Earth using a new technique that examines...
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Nomad Alien Planets May Fill Our Milky Way Galaxy
Our Milky Way galaxy may be teeming with rogue planets that ramble through space instead of being locked in...
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Did Life Start in a Pond, Not Oceans?
Life may have gotten its start inland, inside ponds of volcanic condensate, not in the oceans. Modern life is...
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NASA Detects Solid Buckyballs In Space
NASA has announced that astronomers using the Spitzer Space Telescope have found solid materials made out of Buckyballs in...
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Seismic Activity Bolsters Hope For Life on Mars
If seismic activity on Mars is recent, and it can be traced to a volcano, it could mean that...
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Climate Change Drove Evolution of Earliest Horses
Back in the day of the first mammals, horses started out the size of house cats, weighing about 8...