Harvard's Avi Loeb warns interstellar comet 3I/ATLAS could be alien tech. Experts weigh in on planetary defence and the risks ...

We've all grown up dreaming of aliens landing on the Earth or laser beaming across the sky; well, either way, it's sci-fi and dramatic. But what if th.

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s also an ‘interstellar visitor’ that, if you ask Loeb, could be an alien ...

Public fascination with alien visitors has surged again after a cryptic response from the Central Intelligence Agency about ...

It came from the dark, quiet parts of interstellar space, maybe from a place where the sun doesn't have much of an effect. It could have been born near a star that is much older than our solar system.

Security advisers from Ukraine’s top allies met in Kyiv on the weekend for talks on a US-brokered plan to end the war with ...

Russia said Kyiv was behind a deadly drone strike on a hotel in the Moscow-held part of Ukraine’s southern Kherson region ...

Bad news for those hoping interstellar invader 3I/ATLAS is an alien spacecraft as technosignature search turns up empty.

Hours after ousted Venezuelan leader Nicolás Maduro was formally charged with narcoterrorism and other offenses in New York, ...

The James Webb Space Telescope (JWST) is a large space telescope which collects light at infrared wavelengths. It has been ...

Did an alien spacecraft just fly by Earth? That’s the question a lot of people, including Harvard astrophysicist Avi Loeb, are asking right now. A massive interstellar object called 3I/ATLAS which ...