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

Harvard's Avi Loeb suggests comet 3I/ATLAS could be alien tech, but most scientists say it's a natural interstellar object with no threat to Earth.

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

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

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

Stephen Hawking's terrifying UFO warning has resurfaced online after Harvard researchers publish paper suggesting comet ...

A mysterious interstellar object, 3I/ATLAS, has ignited debate among astronomers. Avi Loeb suggests it could be alien ...

The strange 3I/ATLAS comet that was recently discovered to be speeding through our solar system could actually be the work of ...

A newly discovered interstellar comet, 3I/ATLAS, has sparked debate in the scientific community after Harvard astrophysicist ...

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

The paper presented several anomalous characteristics of the object, which could indicate that it is not a comet at all but ...

Avi Loeb, author of "Extraterrestrial," discusses the possibility that an interstellar comet could be of alien origin, even ...