G12force

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Did a mega impact kill off the dinosaurs? | How It Works Magazine

It’s believed that 65.5 million years ago Earth may have been struck by a number of massive asteroids whose impacts triggered the K-T …

How high do you have to go to see the curvature of the Earth? | How It Works Magazine

According to optical researchers, while we can fool ourselves into thinking we see the curvature of the Earth from high mountains, this is usually …

Speed Of Light In Vacuum Is Not Actually Constant, Study Finds

Oh, and a vacuum may not really be void of matter.<p>Can you trust nothing in life? A new physics paper suggests that the speed of light in a vacuum may not be constant, and that a vacuum isn't actually entirely empty of stuff.<p>The paper, by a team of French physicists, finds that the speed of a photon …

Scientists Engineer Extreme Microorganisms To Make Fuel From Atmospheric Carbon Dioxide

A University of Georgia team tinkered with the genes of Pyrococcus furiosus, and the new breed is hungry for the smoggy stuff.<p>To find a way of fending off global warming, scientists sometimes look to nature. Plants, after all, use photosynthesis to snap up carbon dioxide, the biggest source of our …

This week we have two different regional versions of our cover March 30th – April 5th 2013 http://t.co/11nTzU7n16