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

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

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

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

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

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.

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

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

Avi Loeb, Frank B. Baird Jr. Professor of Science at Harvard University, speaks during the SALT conference in Manhattan, New York City, U.S., September 14, 2022.

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.