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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 ...
Newser on MSN

Tryptophan Turns Up on Asteroid

Tryptophan, the amino acid often linked to post-turkey-dinner drowsiness, has been discovered on the asteroid Bennu, ...

Asteroid Bennu May Hold Clues On How Life Began As NASA Detects Tryptophan

Jose Aponte, an astrochemist in the Astrobiology Analytical Laboratory at NASA's Goddard Space Flight Center and co-author of ...

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

An essential amino acid that is mistakenly believed to cause drowsiness after eating turkey has been found in an asteroid for ...

Meteorite samples are time capsules from the early solar system

When a meteor streaks across the sky, it's not just beautiful. It's nature's way of delivering a time capsule to Earth.