oldest rocks in Australia
A boulder trapped in the Knox Gorge, Pilbara: Researchers examining sedimentary rocks in this region of Western Australia claim they have found the world's oldest fossils which date back 3.5billion years. The bacteria traces 'are the oldest fossils ever described. Those are our oldest ancestors.
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( Video)http://www.smh.com.au/technology/sci-tech/gem-found-on-australian-sheep-ranch-is-the-oldest-known-piece-of-earth-scientists-find-20140224-hvdkd.html
For more information please go to:
http://www.whatsonxiamen.com/tech1804.html
( Video)http://www.smh.com.au/technology/sci-tech/gem-found-on-australian-sheep-ranch-is-the-oldest-known-piece-of-earth-scientists-find-20140224-hvdkd.html