Thursday, January 03, 2013
January 3, 2013 - the world's oldest fossils
Today's Photos & Videos
The world's oldest fossils: Researchers claim bacteria existed on Earth before OXYGEN The fossils found in north-west Australia are thought to be 3.5bn years old. Not actual petrified remains, they are rather traces of organic processes. Researchers claim the discovery could help the search for life on Mars.
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