New University of Alberta research shows the first evidence that oxygen-breathing bacteria occupied and thrived on land 100 million years earlier than previously thought.
Earth Sciences
Oct 19, 2011
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(PhysOrg.com) -- A recently published Pacific Northwest National Laboratory study of a naturally bioreduced sediment sample from a former uranium mill tailings site reveals insights that enhance understanding of the long-term ...
Environment
Nov 18, 2009
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Fool's gold is providing scientists with valuable insights into a turning point in the Earth's evolution, which took place billions of years ago.
Earth Sciences
Jul 22, 2011
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