Former Astronauts & Employees to NASA: Stay Away from Global Warming A group of former NASA employees, including astronauts, has called on the agency to stop making "unproven and unsubstantiated remarks" regarding global climate change — specifically that human activities are driving global warming. "We believe the claims by NASA and (Goddard Institute for Space Studies), that man-made carbon dioxide is having a catastrophic impact on global climate change are not substantiated,"... Read More »

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Are 4 Big Earthquakes in 2 Days Connected? The 8.6-magnitude earthquake that hit off the coast of Sumatra, Indonesia, yesterday (April 11) was followed by several decent-size shakes along the west coast of North America, but researchers can't say for certain whether all the temblors were related. Manatee Mystery: Why Can't They Avoid Speedboats? Manatees have sensitive hearing, but that doesn't necessarily keep them safe from passing boat propellers, a new study finds. Teaching Evolution Just Got Tougher in Tennessee 6 Brainy Baboons Pick Words from Gibberish