Two fatal Immigration and Customs Enforcement encounters — involving a Mexican national and a Colombian national — have ...

Could the universe have more than three dimensions—and if it does, could life exist there? If higher-dimensional beings are possible, they might interact with our world in ways we can’t fully perceive ...

The sci-fi movie “Disclosure Day” predicts that our reaction to intelligent alien life will be chaotic. But what does the ...

Some of the most common planets in our galaxy may be hiding far more water than scientists can currently detect—even with the ...

For instance, what if we really are being visited by aliens from other worlds and they turn out to be aggressive, violent, ...

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...

The Pentagon has released a 2020 UFO video, sparking renewed debate over its origins. The footage, part of a broader ...

Astronomers have revised the mass of nearby exoplanet GJ 3378 b, recasting it as a rocky super‑Earth in the habitable zone ...

Rep. Ilhan Omar aims to amend the Defense Act, limiting military action against designated terrorist groups under Trump.

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

That sharp, briny smell is not the salt, it is a gas made by life, breathed out by tiny ocean creatures too small to see. For ...

Scientists may have found the strongest hint yet that life could exist beyond Earth, and the focus is not Mars but a distant ...