In a project funded by the Austrian Science Fund FWF, the biochemist Markus Keller demonstrated successfully how important metabolic mechanisms were able to develop in cells four billion years ago.

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A new study supported by the NASA Astrobiology Institute (NAI) has revealed details about the composition of Earth’s atmosphere during the Archean eon, which occurred roughly 4 to 2.4 billion years ...

The Archean is a geological eon that lasted from 4 billion years to 2.5 billion years ago. It saw the emergence of the first life on Earth, but these microbes were anaerobic, meaning they did not ...

WASHINGTON--A vast global ocean may have covered early Earth during the early Archean eon, 4 to 3.2 billion years ago, a side effect of having a hotter mantle than today, according to new research.