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, ...

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

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

Astronomers have spotted only three objects known to have come from outside our solar system. The newest, called 3I/ATLAS, is ...

Last month, astronomers made an exciting discovery, observing an interstellar object — only the third of its kind ever ...

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

Interstellar object 3I/ATLAS shows unexpected frontal glow that Harvard's Avi Loeb says cannot be explained by sunlight reflection or standard cometary outgassing.

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

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.

The plot of the movie Independence Day could soon become reality—as early as this November. According to Harvard astronomer Avi Loeb, a 20-kilometer-wide unidentified space object exhibits some ...

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 ...