Consciousness could be a fundamental part of reality, like gravity or matter, according to this controversial theory.

A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...

Exceptionally preserved fossils from the Ediacaran period challenge what scientists thought was possible in sandstone. In the fossil record, creatures without hard shells or skeletons, such as ...

For decades, scientists have tried to turn the question of alien life from late-night speculation into something you can ...