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

The SYFY miniseries Childhood's End, based on Arthur C. Clarke's alien invasion novel, has an ending that you won't be able ...

The History Channel series returns January 15 with "Skulls of the Gods," examining whether these archaeological finds have ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

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