Erich von Däniken, the Swiss author whose bestselling books about the extraterrestrial origins of ancient civilizations ...

Erich von Däniken, author who spawned alien archaeology theory, dies at 90 - The Swiss author whose bestselling books about ...

While imperceptible to humans, these tiny delays are significant for experiments that rely on pulsars as ultra-precise cosmic ...

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

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

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