Mankind must decide how it’s going to deal with contact with extraterrestrials — and time could be running out, one expert ...

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

Interstellar object 3I/ATLAS — which is zooming through our inner solar system — appears to be emitting its own light, ...

A Harvard astronomer is suggesting that an interstellar object nearing Earth could be an engineered object — rather than a ...

Interstellar object 3I/ATLAS shows an unexpected frontal glow that Harvard's Avi Loeb says cannot be explained by sunlight ...

Avi Loeb said bases this hypothesis on a July 21 image captured by the Hubble Space Telescope and shared by NASA.

Dr. Avi Loeb – a Harvard scientist who founded the Galileo Project focused on finding extraterrestrial life – said a recently ...

"The consequences, should the hypothesis turn out to be correct, could potentially be dire for humanity," said Avi Loeb.

A Harvard scientist has suggested that an interstellar object passing through the solar system might be a nuclear-powered alien spaceship. Most astronomers believe the object, dubbed 3I/ATLAS, […] ...

Avi Loeb, the Harvard theoretical physicist who has drawn attention for suggesting comet 3I/ATLAS may be alien-made, is ...

The strange 3I/ATLAS comet that was recently discovered to be speeding through our solar system could actually be the work of evil aliens — at least, if you believe the argument in a controversial new ...