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

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

For the first time ever, scientists have observed in near real time a cloud of air pollution created as space debris burned up in Earth's The breakthrough measurement ...

Out in the Kuiper Belt, the massive doughnut of debris beyond Neptune, about one in 10 kilometer-scale objects have surprised scientists with their unexpected shape. Rather than resembling a ball, ...

Casimir cavities are mysterious spaces between microscopic metal plates in a vacuum. Areas of diminished energy between the ...

More than 2,500 alien plant species could find suitable conditions in the Arctic, especially in northern Norway and Svalbard.

Planetary systems in the Milky Way galaxy tend to follow a particular pattern: rocky planets toward the center, closest to ...

Human intelligence wasn’t a cosmic evolutionary fluke, some scientists say. The case against cosmic loneliness is growing.

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

Some say we’ve entered a new age of AI-enabled scientific discovery. But human insight and creativity still can’t be ...

The Alien and Blade Runner director created something truly unique with Prometheus, but its thematic depth is matched by his ...

The 2000s gave us some of the best sci-fi movies of all time. We've picked the top of the crop and ranked them too. Did your ...