A new computational model suggests that Uranus' and Neptune's cores may be less icy than their "ice giant" nickname suggests.

“All in all, the undisputed factual record indicates that the United States and El Salvador have behaved as principal and ...

I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...

Just about every TV series on our list this year feels socially and politically relevant, in both big and small ways. And ...

Image number 100,000, which was captured on Oct. 7, "shows mesas and dunes within Syrtis Major, a region about 50 miles (80 kilometers) southeast of Jezero Crater, which NASA's Perseverance rover is ...

A foundational 1956 study of the concept, focussed on a U.F.O. doomsday cult, has been all but debunked by new research.

Former FBI special agent Stuart Kaplan breaks down how early missteps and an outdated photo could complicate the ...

MAVEN (short for "Mars Atmosphere and Volatile Evolution") has been silent since Dec. 4, despite repeated efforts to hail the spacecraft, NASA announced in an update on Monday (Dec. 15). And a ...

If aliens are out there, why haven’t we heard from them? That’s the question at the center of Pop Mech’s new story, “Aliens Probably Exist—But They’re Staying Silent For a Reason, NASA Scientist ...

The iconic actress reflected on her career at Saudi Arabia's Red Sea International Film Festival. By Abid Rahman International Editor, Digital In additioin to receiving a Red Sea Honoree Award for her ...

Then there was the September discovery of C/2025 R2 (SWAN), a comet so bright that even when it was near the moon on Halloween, it was still quite visible to observers. And there was comet 3I/Atlas, ...

Days after Homeland Security Secretary Kristi Noem provided little information about her actions in a high-stakes deportation case, a federal judge on Monday expanded his criminal contempt probe into ...