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Scientists Just Found a Secret Ingredient of Life on Asteroid Bennu — And It’s Changing Everything

NASA’s OSIRIS-REx mission has revealed a striking new clue in the puzzle of life’s origins. A small rock sample collected from asteroid Bennu contains traces of tryptophan, a complex amino acid rarely ...
WYFF

Scientists found tryptophan, the ‘sleepy’ amino acid, in an asteroid — Here’s what it means

Tryptophan, the essential amino acid behind the Thanksgiving myth that eating turkey can make you sleepy, has been found to exist on Bennu, a small asteroid that swings by our planet about every six ...