What happens if you get abducted by aliens? Will you be carried off in a flying saucer? Will you be subjected to experiments? Or are the aliens friendly, curiou ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

Teetering near endangered status, the starlet sea anemone produces “an ancient mechanism” for fighting viruses that ...

Disclosure Day has plenty of UFOs and extraterrestrial species but very little of the human insights found in the filmmaker’s ...

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

The short answer is that there’s nothing to disclose. But that doesn’t mean we won’t make contact with extraterrestrial life ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

Lilo & Stitch 626 #2 hits stores Wednesday! Can Stitch learn to swim, or will a giant squid ruin everything? Plus: flashback ...

The Terminator, The Fly, Aliens, Blade Runner, Akira, and more make up our list of the best hard sci-fi movies of the '80s.

A man who claims to be a time traveler from the year 2118 has made a series of extraordinary predictions about the future, including the outbreak of World War 3 and secret CIA technologies being withh ...