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Origin of Photosynthesis Doubted Friday, October 24, 2008 - Ehud Rattner Home >> Headlines >> Biology   
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New research contradicts key evidence that Sun-fuelled life arose 2.7 billion years ago. A fresh analysis of ancient rocks from the Australian outback has challenged conventional wisdom about when photosynthesis emerged on Earth. The analysis, led by Birger Rasmussen of Curtin University of Technology in Bentley, Western Australia, shows that hydrocarbons were deposited in the rocks 2.15 billion years ago at most, eliminating the unexplained time-lag. (source: nature.com)
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first i want to read this article then i will comment on this |
