Astronomers suggest that space weather could distort alien signals, making them undetectable. This challenges traditional ...

Research indicates airport radar systems may unintentionally broadcast Earth's presence to aliens up to 200 lightyears away, ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the ...

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 ...

When Comet 3I/ATLAS entered our solar system last year—only the third known interstellar object to do so—astronomers took notice. When astronomers first discovered 3I/ATLAS in July 2025, the icy ...

A lot of the alien races in the Star Trek universe are humanoid, and the original series explained that fact way back in the ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an alien spaceship.

Moon dust may be hiding signs of pulverised alien technology, scientist says - Grain-sized remnants of alien technology may ...

Warning: There are spoilers ahead for Disclosure Day.Disclosure Day writer David Koepp discloses the story behind the movie's alien design. When the film's aliens aren't disguised as animals and ...