Archive: 07/20/2007

Study Sheds Light on Why Humans Walk on Two Legs

A team of anthropologists that studied chimpanzees trained to use treadmills has gathered new evidence suggesting that our earliest apelike ancestors started walking on two legs because it required less energy ...

dateJul 20, 2007 in
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HiRISE Catches a Dust Devil on Mars

The University of Arizona-based High Resolution Imaging Experiment (HiRISE) group this week released a good look at a dust devil on Mars. This is not the storm bedeviling NASA's Mars Exploration Rovers, Spirit ...

dateJul 20, 2007 in Space Exploration
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Keeping GLAST on Track

Thanks to the work of a team of physicists at SLAC, a technique used for years in physics experiments such as BaBar will soon help researchers monitor the performance of the Gamma Ray Large Area Space Telescope ...

dateJul 20, 2007 in General Physics
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