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

Harvard scientist Avi Loeb presents chilling theories that interstellar object 3I/ATLAS is alien technology, citing anomalies ...

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

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 ...

Hubble's latest images of interstellar comet 3I/ATLAS reveal sustained, jet-like eruptions and a carbon dioxide-rich coma ...

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 ...

Three symmetrical jets jutting out of interstellar object 3I/ATLAS are showing up in Hubble observations, puzzling astronomer ...

The third known visitor from another star system, 3I/ATLAS, has already delivered on one of the biggest promises in modern ...

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

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

Planets orbiting two stars at once, a world that sparked debate over the possibility of life, and another being vaporized by ...