President Donald Trump says he’s directing the Pentagon and other government agencies to identify and release files related ...

Will this finally be the time we learn what alien skeletons are in the U.S. government's closet? Don't count on it.

President Donald Trump on Thursday accused former President Barack Obama of disclosing classified information when he recently said that aliens were real, but Trump did not cite any evidence to ...

If life exists elsewhere in the universe, researchers at the University of Washington are finding the clues on Earth to help ...

Deep inside New Mexico’s Carlsbad Caverns, scientists found vivid green microbes thriving without sunlight, using near infrared light instead. Could this hidden survival trick reshape the search for ...

Test your knowledge of Europe's boldest missions, brilliant spacecraft, and groundbreaking discoveries as you dive into a trivia challenge dedicated to the European Space Agency.

The Science: Europa has been considered as a top contender for alien life for even longer than Enceladus, thanks to its massive under-ice liquid water oceans. It also displays water vapor plumes ...

A new paper suggests that BARSOOM may have been alive on the planet, and was killed in the Viking experiments.

Researchers looking for signs of extraterrestrial life instead stumbled upon a pulsar at the center of the Milky Way galaxy.

Landmark UFO documents smuggled out of Russia 30 years ago — and just publicly revealed — show the Soviets investigated thousands of reports of extraterrestrial craft and encounters with aliens.

At Davos, the billionaire said his belief that “it might only be us” in the cosmos drives Tesla, SpaceX, and his vision for humanity’s future. Elon Musk proclaimed he’s an alien during a Thursday ...