The justices granted emergency appeals and set aside rulings from district judges who blocked Trump's orders from taking ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

Looking ahead, the comet will pass roughly 33 million miles from Jupiter in March 2026. Loeb noted the scientific value: ...

With tons of "Star Trek" alien races depicted over the decades, consistency is a tall order. And in the case of these aliens, ...

"México mágico" moments that captured readers' attention, from jaguars' recovery to plans to send coffee to space.

The original design choice behind Star Trek's most famous half-Vulcan would have made for a very different vibe.

Polling shows that nearly half of Americans now believe aliens have visited this planet—and that the number who aren't sure ...

Alien vs Captain America #2 hits stores Wednesday. Cap and the Commandos face HYDRA's xenomorphs while Red Skull plays mad scientist. What could go wrong?

Harvard's Avi Loeb warns interstellar comet 3I/ATLAS could be alien tech. Experts weigh in on planetary defence and the risks ...

Fire and Ash’ cast looks like when they aren’t dressed as their Na’Vi counterparts via James Cameron's motion capture.

For more than a century, popular culture has trained us to picture extraterrestrials as bug-eyed, bipedal “little green men” ...