Chemical Fingerprints Unveil First Evidence of 4.5-Billion-Year-Old Proto-Earth Scientists have made an amazing discovery about Earth’s beginning. Researchers from MIT have found rare remnants of a 4.5-billion-year-old proto-Earth, shedding light on our planet’s ancient origins. Through the analysis of chemical fingerprints preserved in ancient mineral grains, the team has pieced together a fascinating story of […]
Tag: chemical fingerprints
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