Is the rest of the cosmos a pristine environment awaiting the arrival of humanity’s “post-human” descendants? Or is advanced ...

A nutrition scientist applies metabolism, biology and food science to one of science fiction's oldest questions.

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist ...

Aliens may well exist somewhere in the cosmos, but they are unlikely to be visiting Earth any time soon, according to a new ...

Science fiction stories about “alien” invaders are often political allegories for anxieties around immigration. Now, a government website depicts non-citizens as extraterrestrials.

Steven Spielberg's Disclosure Day has audiences buzzing about good alien conspiracy films. We've got 5 great recommendations.

Even though astronomers didn’t detect alien tech signals from a rare interstellar visitor, the results are worthwhile, they ...

A new SETI study suggests we may be overlooking alien signals not because they aren't there, but because their own stars are scrambling them before they escape into space. Turbulent plasma and ...

Five Steven Spielberg movies have been about aliens, including Close Encounters of the Third Kind and Disclosure Day, but ...

Though the series’ protagonist is an alien, the show’s science fiction elements were relatively subtle in the early seasons. Harry spends as much time investigating the murder of the town’s last ...