As the peerless "Aliens" turns 40, here are 26 reasons it's still the greatest sci-fi action movie of all time.

A 300-foot-tall anomaly on one of Mars' moons has intrigued observers for years.

Corey and Chum negotiate for a pair of Japanese Weltron stereos whose design was inspired by the 1969 moon landing in this ...

Trump team scrutinized election agency over 2020 vote before firing its leaders President Donald Trump's administration spent ...

A classic 1980s movie about extraterrestrial life inspired this big Neil Diamond hit, the final No. 1 of his career.

The best sci-fi epic movies of the 21st century include misunderstood efforts like The Fountain and grand, ambitious ...

One is sublime, one is silly, and another is both at once.