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What would aliens really look like? Here's what the science says. And no, it's not little green men.

We talk to astronomer Professor Jon Willis about what form alien life may take based on evidence we find on Earth ...

What do aliens look like? Here's how Earth's extreme terrestrials offer astrobiology clues

When astrobiologists are asked what aliens might look like, many now point not to distant galaxies but to some of the ...

The government's UFO files are being released. We asked scientists what they think we'll learn.

The Pentagon's release of files might help scientists shed light on unexplained phenomena and government secrets, experts said.

What could alien life look like? These Earthlings offer clues.

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

Whistleblower claims CIA used DNA data from Ancestry and 23andMe customers in search for aliens

Does the CIA have its own Men in Black? Apparently, the government isn’t disclosing everything they know about UFOs. A whistleblower has accused the CIA of attempting to use people’s DNA to aid them ...

CIA scientist claims crashed UFOs contained four different alien species

Now a former CIA scientist has claimed that the US government secretly knows about at least four different types of alien life linked to crashed UFOs. Dr. Hal Puthoff, who worked on intelligence ...