'Impossible' chemistry may reveal origins of life on Earth - National Geographic

Experiments suggest that metabolism could have begun spontaneously on our primordial planet—and that scientists may need to rethink how we define life.

Markus Ralser never intended to study the origin of life. His research focused mainly on how cells feed themselves, and on how these processes can go wrong in organisms that are stressed or ill. But … [+12434 chars]

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