Chemical Evidence Extends Life’s Origins Back 800 Million Years
19 Nov 2025 | Category: Science
Discovery: Life's origins traced back 800 million years earlier with AI and chemistry.
Scientists have detected chemical traces of life in 3.3-billion-year-old rocks, pushing back the molecular record of biology on Earth by some 800 million years — and offering a powerful new tool in the search for life beyond the planet.
In a study pu...
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