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 warned — after he sounded the alarm that an incoming ...

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

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

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

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

Astronomers at the Center for Astrophysics | Harvard & Smithsonian have proposed a new explanation for some of the universe's ...

"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 senior Harvard astronomer has reignited speculation about the origins of a vast interstellar object hurtling through the solar system. He has suggested that it might be an engineered probe instead ...

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

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

Discovered last month by a telescope in Chile, the comet known as 3I-Atlas is only the third known interstellar object to ...