The unusual specimen raised eyebrows because it appeared capable of causing levitation. An official investigation has not ...

Researchers used Green Bank Telescope to detect radio signals from 3I/ATLAS just before its closest approach to Earth.

A mysterious metal shard, once thought to be a piece of a UFO that crashed in 1947, has sparked years of wild speculation.

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

Unidentified flying objects and Area 51 are conspiracy theories no more. Director Dan Farah interviewed 34 government officials who validate the existence of visitors from space in The Age of ...

I admit it. I was utterly swept up by the 3I/Atlas mania earlier this fall.

Scientists searched 27 exoplanets for alien technology using planetary eclipses, revealing a new way SETI hunts signals ...

An astrophotograph of the interstellar comet known as 3I/ATLAS highlights its green coma and a wandering blue-tinted ion tail. (Copyright Victor Sabet and Julien De ...

Harvard's Professor Avi Loeb warns that Comet 3I/ATLAS, due for an Earth flyby on 19 December, could be 'extraterrestrial ...

A comet traveling outside the solar system and heading toward the Earth is much larger than scientists first believed, a scientist has detailed in a new report. Avi Loeb claims the comet could even be ...