Engineers in the United States have created AI-powered robots that can evolve and reconfigure themselves, as well as recover from damage. The alien-like machines, described as ‘legged metamachines’, ...

Do aliens exist? Few debates have proved as enduring – or as divisive – as the question of whether there is life beyond Earth.

Humans could have come from Mars, scientists have said. A study by Johns Hopkins University has found that alien microbes ...

The researchers who scan the skies for radio signals from extraterrestrials are now rethinking their approach.

Stellar plasma can smear alien radio signals before they escape their star system, making them harder for astronomers to detect.

The Pentagon and the Federal Aviation Administration have agreed to conduct anti-drone laser tests in New Mexico after the ...

A nonresident alien is a noncitizen who has not passed or is exempt from the green card or substantial presence tests.

A "historically anchored" Roswell movie is coming, while filmmakers ranging from Steven Spielberg to Joseph Kosinski tout upcoming UAP-themed titles: "This movie is going to blow people's minds." ...

Netflix's sci-fi action movie stars Alan Ritchson as a solder fighting a giant killer machine. Here's the ending of 'War Machine' explained, including whether the robot is defeated.

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

Muscular action heroes à la Schwarzenegger are a thing of the past. Instead, the Predator works its way through a sequence of ...

In the dictionary of government service, there is perhaps no word more destructive to progress than “indefinitely.” When a system stalls or when a processing unit ceases to function without a clear ...