Asteroid samples fetched by NASA hold not only the pristine building blocks for life but also the salty remains of an ancient ...

Discover how samples from asteroid Bennu reveal that humans and all life on Earth may be made of stardust, supporting the theory of life's cosmic origins.

Asteroid samples fetched by NASA hold not only the pristine building blocks for life but also the salty remains of an ancient water world, scientists reported Wednesday. The findings provide the ...