The stage was set for life probably 4.4 billion years ago, but I don’t know if the actors were present.-- Stephen J. Mojzsis, quoted in an article reporting suggestions that life may have originated in the Hadean period, considerably earlier the 3.83 billion years old trace of life claimed hitherto.
2 December 2008
Vestige of a beginning?
Posted by Caspar Henderson at 01:22
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