The instrument had detected telltale signatures of ancient amino acids in eggshell. Amino acids are the building blocks that ...

But the ingredients for life are present on Bennu’s rocky surface. “We saw a whole bunch of amino acids, 14 of which are in proteins,” says NASA astrochemist Jason Dworkin, who coauthored the paper on ...

For many years, scientists believed that organic molecules could not survive in fossils, as the fossilization process was ...