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

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

A siphonophore—a colonial marine invertebrate related to the venomous stinging Portuguese Man-o-war—is scanned using Deep ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

The Supreme Court on Tuesday upheld a broad conception of birthright citizenship, rejecting President Donald Trump’s executive order declaring that ...

In a new paper, researchers examine the possibility of other consciousnesses that take on forms far beyond our imagination.

Using the Keck Observatory, astronomers measured the spins of dozens of giant planets and brown dwarfs orbiting distant stars. They found that giant planets can spin faster than much more massive ...

Polygon Summer Game Fest 2026 Live game reveals, world premiere trailers, and what’s next from 40+ developers, publishers, and hardware makers. Aliens: Fireteam Elite 2 is a co-op shooter where you ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...

Discover What’s Streaming On: Resident Alien has spent the past few years quietly building one of television’s most devoted fan bases, thanks in no small part to Alan Tudyk‘s delightfully oddball ...