A lot of the alien races in the Star Trek universe are humanoid, and the original series explained that fact way back in the ...

New conspiracy theories suggest the CIA may have accessed DNA databases like 23andMe to search for alien-human hybrids.

Science fiction stories about “alien” invaders are often political allegories for anxieties around immigration. Now, a government website depicts non-citizens as extraterrestrials.

Viral images falsely depicting President Trump meeting mysterious figures at the White House have sparked alien conspiracy ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.