Add Yahoo as a preferred source to see more of our stories on Google. A mosaic of Bennu created from observations made by NASA’s OSIRIS-REx spacecraft, which was in ...

NASA has confirmed that dust from the ancient asteroid Bennu contains tryptophan, an amino acid tied both to human mood and to the chemistry that makes life possible. The finding folds a familiar ...

Add Yahoo as a preferred source to see more of our stories on Google. Penn State scientists say Bennu’s glycine may have formed in frozen, irradiated ice, not warm ...

A mosaic of Bennu created from observations made by NASA’s OSIRIS-REx spacecraft, which was in close proximity to the asteroid for over two years. - NASA/Goddard ...

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 ...