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

Did you know that its most famous line was improvised?

The director’s more-is-more approach to the 1986 sequel gave us seat-edge action and an indelible performance from a rule-breaking Sigourney Weaver ...

The tantalizing prospect of inspecting a mysterious monolith on the surface of Mars moon Phobos was proposed earlier this ...

These facts range from movies that almost had completely different stars to iconic scenes that nearly got cut.

From Queen to The Beatles, these albums feature wall-to-wall masterpieces.

From mechanical mutts to android assassins, our cybernetic companions have been entertaining us, their organic overlords, for decades. Here are the 20 best automatons ever to grace the small screen ...

While working at Google, Claire Stapleton cracked the code for generating corpspeak with personality. Then she lost faith in ...

This remote desert offers peace, quiet, and otherworldly beauty. Nature’s layer cake rises from the desert floor in brilliant ...

Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

Are aliens real? Was Fox Mulder right all along? We examine the prediction markets to gauge if the U.S. government will confirm that aliens exist before January 2029. The prediction market on a U.S.