Here’s a question sci-fi nerds have been debating for about 60 years: who’s the hottest actor in Star Trek? Many Original ...

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

Marine biologist Alexander Semenov specializes in invertebrates and is the head of the divers’ team at Moscow State ...

If I were looking at Earth from a distance, I would be pretty disappointed,” theoretical physicist Avi Loeb says. “Most of ...

Nick Pope, regular guest on History Channel's Ancient Aliens and former U.K. Ministry of Defence UFO Desk official, often ...

For decades, humanity has searched the cosmos for signs of alien life—but the real twist is that we may not wait to be found. Scientists have already begun considering how to send messages into deep ...

See tributes from show, his wife, and more.

Do little green men exist? Was 'Men In Black' a documentary? Prediction markets price the odds of the U.S. confirming aliens before 2027 - here’s why traders overwhelmingly expect a government ...

The science fiction blockbuster wowed audiences with its depiction of space travel and more. Here's what NASA staff and other ...

Despite its challenges, the Salton Sea remains an important habitat for birds. In fact, it’s one of the most important bird ...

"Nobody else could conduct themselves in that way and it be normal, but he's just so unapologetically him it's infectious," ...