A Harvard University astrophysicist has sparked a furious debate by warning he cannot rule out that extraterrestrials are paying us a visit.

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

CAMBRIDGE, Massachusetts (WBZ) — Scientists are watching a newly discovered object in space, and most of them agree it’s a comet, but not all of them. A Harvard scientist, who believes he’s seen proof ...

Object 3I/ATLAS is now too far from Earth to aim a telescope at, but prior observations showed some unusual behavior. The anomalous nature of the object led astrophysicist Avi Loeb to apply a thought ...

Unleash your creativity with this fun alien sculpting tutorial! Discover unique techniques to craft your own cosmic creatures ...

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