For the first time, scientists have directly detected molecules in a Frisbee of gas and dust swirling around an alien gas-giant planet. “I didn’t think this was possible,” says astronomer Sierra Grant ...

Harvard's Avi Loeb argues 3I/ATLAS shows signs of alien technology, from its 0.2% probability flight path to bizarre metal ...

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

The Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile first saw this celestial wanderer on July 1, 2025. It is ...

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

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

NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS while both objects zoom toward Jupiter.

Interstellar object 3I/ATLAS, the third such visitor ever observed, is exhibiting unusual energy and chemical behavior as it ...

Scientists using the James Webb telescope observed a distant exoplanet with an atmosphere of soot and diamonds, challenging ...

If you're a fan of the monster-of-the-week stories and dual-lead chemistry of The X-Files, here are 15 shows that offer a ...

The trove contained hundreds of photographs; notable figures that appear in them include Bill Clinton, Prince Andrew, Michael ...