When exposed to formaldehyde, which was also detected, ammonia can form amino acids, the building blocks of proteins.

Video Astronomers reckon a 220-million-kilogram asteroid is going to swing by Earth in 2032 with a 1-in-100 chance of hitting ...

A new analysis of samples from the asteroid Bennu reveals that evaporated water left a briny broth where salts and minerals allowed the elemental ingredients of life to intermingle.

Researchers say the asteroid Bennu has the building blocks for life on it. The samples collected and returned to Earth were ...