A respected Harvard professor is once again challenging the scientific community with a controversial claim, urging global ...

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

A Harvard physicist has asserted that new images of the Manhattan-sized interstellar object rocketing through our inner solar ...

Massive interstellar object 3I/ATLAS, larger than Manhattan, shows unusual glow pattern and planetary alignment that Harvard physicist calls potentially technological.

A new interstellar object in the solar system should be investigated for the possibility that it's an alien craft, according to theoretical physicist Avi Loeb.

"We should put all possibilities on the table that it's a rock, a comet, or something else until we get the evidence, the ...

A miles-wide entity hurtling through space at 37 miles per second could be an alien spaceship, scientists have warned. It was spotted by NASA in early July, with the agency dubbing it 3I/ATLAS. They, ...

Harvard astronomer and alien hunter Avi Loeb is still holding onto hope that interstellar object 3I/ATLAS was sent to us by ...

Harvard astrophysicist Avi Loeb suggests a comet passing through the solar system may be an alien spacecraft, sparking debate among experts.

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

Professor Avi Loeb is leading an analysis of recovered fragments of the IM1 meteor that plunged to the Earth in January 2014 over the Pacific off Manus Island, about 260 miles from Papua New Guinea.