Researchers propose service worlds as a focus instead of alien megastructures.

Ancient Astronaut Theorists claim that extraterrestrials influenced the outcome of the Civil War and made believers out of ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

In 1977, Brazil witnessed mysterious UFO encounters known as 'Chupa-Chupa', involving unexplained injuries and a military ...

With new technologies come new opportunities. And that is especially true in astronomy—with every new advanced telescope, we ...

For your extraterrestrial viewing needs, Stacker ranked the top 30 alien movies, according to their IMDb user rating.

This consciousness begins in Israel and radiates outward. It demands sweat, blood, tears of sorrow and tears of joy. The arena of our mission is not Mars, but the broken places of Earth: Africa, Asia ...

A WACKY couple have driven a flying saucer car 1,000 miles across the US to attend the planet’s biggest alien festival and ...

Having considered more than 1,000 cases, this analyst of unidentified anomalous phenomena has honed a rational process for ...

Lawmakers and Trump UFO advisors are naming the private corporations who allegedly operate crash retrieval programs and are ...

As it turns 30, Hasitha Fernando looks at the story behind the 1996 blockbuster Independence Day… One of the most ...

If you're looking for a new sci-fi movie to check out on Netflix, this movie that blends the intensity of "12 Angry Men" with ...