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

The vast silence of the cosmos was momentarily interrupted on Friday as a mysterious celestial traveller reached its closest ...

While online conspiracies swirl, comet 3I/ATLAS made a close pass by Earth on Dec. 19, giving astronomers a rare glimpse of a ...

Since its discovery, some people have speculated that interstellar visitor 3I/ATLAS could be alien technology. Harvard ...

Did an alien spacecraft just fly by Earth? That’s the question a lot of people, including Harvard astrophysicist Avi Loeb, are asking right now. A massive interstellar object called ...

In the vast, quiet theatre of deep space, not many things capture the human imagination like a traveler from another world.

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...