A novel and potentially testable theory of how life arose on Earth advanced over 25 years ago by Michael Russell, research scientist in planetary chemistry and astrobiology, NASA Jet Propulsion Laboratory, was further developed in a recent article.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/2...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/2...



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La prevención del VIH no llega a las jóvenes sudafricanas

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