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Cracking the ice code

( —What happened the last time a vegetated Earth shifted from an extremely cold climate to desert-like conditions? And what does it tell us about climate change today?

dateMay 20, 2013 in Earth Sciences
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Scientists may have found Brazilian 'Atlantis'

Brazilian geologists announced the discovery, 1,500 kilometers (900 miles) from Rio, of what could be part of the continent that was submerged when the Atlantic Ocean was formed as Africa and South America drifted apart 100 ...

dateMay 07, 2013 in Earth Sciences
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