"A strong magnetic field is very important for life on a planet." ...

Long before Sputnik launched, something else may have already been orbiting Earth. Known as the Black Knight Satellite, this ...

Though Earth Must Die is pleasantly compact—I finished in just shy of eight hours—it's full of conundrums, and while it might ...

Former Canadian defence minister Paul Hellyer claimed multiple alien species visited Earth and dealt with governments. Here ...

The billionaire was speaking at the World Economic Forum when he stunned the audience and declared he was from outer space - ...

Stargate SG-1 is one of the rare long-running sci-fi shows that managed to find a balance between the comedic and dramatic.

The shocking alien twist in 'Bugonia' reveals humanity as a failed experiment. Here's what the ending really means.

Exhaust from lunar landers drifts across the moon and contaminates ultra-cold polar craters that are rich in ancient ice and ...