Having started experiment with E.Coli in 1988, biologist Richard Lenski of Michigan State University had proven evolution as a steady process occurring through historical contingency of mutations.

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According to scientists, this result is a perfect testimony to the Darwin Theory of Evolution.

And a genetic material from outer space found in a meteorite in Australia may well have played a key role in the origin of life on earth, according to a study to be published on Sunday.

Actually, I like these discoveries very much as they indirectly support and broaden conclusions of challenging Earth, stipulating more ideas of a planetary change.