Space pile-up 'condemned dinos'
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A huge collision in space 160 million years ago set the dinosaurs on the path to extinction, a study claims.
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The extinction of the dinosaurs 65 million years ago can be traced to a collision between two monster rocks in the asteroid belt nearly 100 million years earlier, scientists report on Wednesday.
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A collision 160 million years ago of  two asteroids orbiting between Mars and Jupiter sent many big  rock chunks hurtling toward Earth, including the one that  zapped the dinosaurs, scientists said on Wednesday.
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Scientists working off the Yucatan Peninsula are preparing to use sound waves to search for information about an asteroid that may have wiped out the dinosaurs 65 million years ago.
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While meteorites are often associated with the extinction of dinosaurs, new evidence suggests the impacts may actually engender new life. Commentary by Carl Zimmer.
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Two new studies throw some doubt into the conventional wisdom of what the Earth was like when dinosaurs roamed it
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The NASA spacecraft that smashed into the Utah desert last month while bringing home fragile samples of solar wind may have been doomed by engineering drawings that had been done backwards, an investigating board said.
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Also: Huge numbers of dinosaurs lie in wait. Read these stories and more from around the Web on News.com Extra.
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Science & environment: Dinosaurs may have been pushed towards extinction by humble insects, not meteorites
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A new study is the latest salvo in a long-standing debate over what wiped out the giant elephantlike animals.
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Scientists are sweeping, vacuuming and picking at the mangled wreckage recovered from the Genesis spacecraft that crashed into the Utah desert on Wednesday.
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CAPE CANAVERAL, Fla.  --  Before the space shut
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An energetic Solar storm has caused disruption to satellites and may have caused a glitch on the space station.
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The explosion of a rocket stage in space has created a huge debris field that could threaten spacecraft.
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SPACE After a "ground control to Major Tom" moment with a malfunction in orbit, Jeff Kluger of Time magazine gave thanks that the crew were safe, but laid into the space programme. "There are bad ideas, and then there are true historic stinkers.
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The ammonia and crystalline ice would be destroyed in about 10 million years,&quot; Jewitt says. &quot;This implies Quaoar gets recoated on that time scale or faster.
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NASA is wrestling with a potentially dangerous problem in a spacecraft that has not even been built yet.