Astronomers have spotted unusual molecular activity in the largest Oort Cloud comet, comet Bernardinelli-Bernstein (C/2014 ...

Perplexity begins Windows beta testing for its AI-powered browser Comet, offering smarter search and assistant features. iOS ...

Vomit Comet “These measurements give us a look at how this enormous, icy world works,” said lead author Nathan Roth of American University and NASA Goddard Space Flight Center. “We’re seeing explosive ...

Astronomers discovered that C/2014 UN271, a massive comet more than 10 times larger than any known comet, is emitting jets of ...

Gianluca Masi from the Virtual Telescope Project captured imagery of comet C/2022 E3 (ZTF). The comet's closest approach to ...

Recent observations have revealed carbon monoxide venting from the largest comet ever seen, providing clues about its origins ...

The monstrous 85-mile-wide comet C/2014 UN271 is the second most distant body originating from the Oort Cloud found to be ...

Perplexity began testing the browser on macOS in May and now (amid rumors of an Apple acquisition), it's rolling it out on ...

A team of astronomers has made a groundbreaking discovery by detecting molecular activity in comet C/2014 UN271 ...

Watch how Comet C/2024 S1 (ATLAS) met its demise after traveling close to the sun. Imagers aboard the Solar and Heliospheric ...

Perplexity’s AI-powered Comet browser is heading to Windows, with Android next. Early access invites are already rolling out.

NEW YORK (AP) — Nero’s ancient Rome and Jazz Age New York were similar.