Harvard's Avi Loeb investigates whether the interstellar object 3I/ATLAS is leaking artificial propellants, suggesting that ...

Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

Interstellar Comet 3I/ATLAS puzzles scientists with a sunward anti-tail and wobbling jets, revealing secrets of alien solar ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

Seth Rogen voices a pot-smoking alien in this underrated 2011 sci-fi comedy. Join Simon Pegg and Nick Frost on a chaotic road ...

Harvard astrophysicist Avi Loeb has been claiming a comet called 3I/ATLAS is actually an alien spaceship sent to probe our solar system. The Manhattan-sized object passed Earth earlier this month ...

In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

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

Following the near-explosive Season 1 finale, "Pluribus" creator Gilligan cautions that progress is slow on the next chapter ...

Caught in the dragnet are the immigrants who have built lives in the country — they have U.S.-citizen children, they own local businesses, they pay taxes.

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