Why do we tend to assume that UFOs are crafts carrying alien beings rather than alien beings themselves? How the UFO ...

Many of the body's biggest flaws are the result of evolution building on old designs instead of starting over. Our spine, ...

Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

Australia's space agency said there's a completely rational, albeit cosmic, explanation behind the mysterious orbs that ...

I don’t believe it’s an accident that Noah Hawley titled Episode 6 of Alien: Earth “The Fly.” The series comes back to the present tense to further explore the nature of humanity in the experiments on ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Some of these approaches may show promise, but new research indicates much of today’s AI is even more easily duped by false ...

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

Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

Left to Right: Steven Yeun in "Nope," the alien in Steven Spielberg's "E.T." and Scarlett Johansson in "Under the Skin" (Universal Pictures / A24) It didn’t take long for stories about ...