Earth science

How Life Arose on Earth, and How a Singularity Might Bring It Down

Living things are souped-up versions of inorganic geochemical reactions.

COPENHAGEN—It didn’t take long for the recent Foundational Questions Institute conference on the nature of time to delve into the purpose of life. “The purpose of life,” meeting co-organizer and Caltech cosmologist Sean Carroll said in his opening remarks, “is to hydrogenate carbon dioxide.” Well, there you have it. Carroll is one of the most […]

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