With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself ...

Is the rest of the cosmos a pristine environment awaiting the arrival of humanity’s “post-human” descendants? Or is advanced ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...

A top scientist has suggested that aliens may be 'terrified of Earth' not because of humanity, but due to a bizarre cosmic ...

Aliens may well exist somewhere in the cosmos, but they are unlikely to be visiting Earth any time soon, according to a new ...