Scientists might have discovered life outside the Solar System. Welcome to planet K2-18 b. This exoplanet is 124 light-years ...

(390 million mi) from Earth, underneath the cold seas of Europa, a horrifying, and vastly intelligent creature lurks. Can our ...

Erich von Däniken, who has died aged 90, was among the first writers to suggest that human civilisation, and even human ...

Explore why the CIA issued a 'Glomar response' regarding the 3I/ATLAS interstellar object. Learn about Avi Loeb's theories on ...

Real scientific efforts at universal communication have also involved mathematics and numbers. The covers of the Golden ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...

I/ATLAS fuels a global security row as the CIA issues a 'Glomar' response to records requests. Is the interstellar object a ...

NASA has selected advanced technologies to power a future space telescope designed to image Earth-like planets and search ...

A study has cast doubt on the idea that Jupiter's moon Europa, where NASA has sent a spacecraft, could have conditions to ...

"We're not saying, and we can't say, that there's no life in Europa. What we're saying is that it's a harder proposition, ...

His book Chariots of the Gods?, which theorised that advanced aliens had repeatedly visited Earth, sold millions of copies.