What would aliens actually look like? While simple life forms like bacteria may be common in the universe, complex ...

For generations, science fiction has imagined what life might look like on other worlds. These aliens are fictional, sure, but some of them are informed by real evolutionary processes on Earth. That’s ...

Scientists suggest that advanced aliens might not have physical bodies, challenging traditional views of extraterrestrial ...

Claims that the CIA may have secretly searched through the DNA data of millions of Americans to identify possible alien-human hybrids have resurfaced online, despite no supporting evidence and no ...

From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

Astrophysicist Neil deGrasse Tyson critiques the humanoid depiction of aliens in Steven Spielberg’s _Disclosure Day_, praising its cast's authenticity.

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