In M. John Harrison’s​ short story ‘The Crisis’, first published in 2017, the world has been invaded by aliens that look like ...

At nearly twice Earth's size with a denser atmosphere, this fictional world hosts creatures that dwarf anything alive today, ...

Red and white dwarfs may turn out to be the most promising objects for searching for hypothetical Dyson spheres, systems ...

The Pentagon has released a 2020 UFO video, sparking renewed debate over its origins. The footage, part of a broader ...

Astronomers have revised the mass of nearby exoplanet GJ 3378 b, recasting it as a rocky super‑Earth in the habitable zone ...

The Pentagon has released 40 new declassified UFO files, including decades-old military reports, videos and images ...

Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien ...

Alienware’s latest 34-inch ultrawide gaming monitor is far brighter than before, and it can finally handle text without ...

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

Astronomers have identified GJ 3378b, a super-Earth located 25 light-years away, in the habitable zone of its star, raising ...

GJ 3378b could be just large enough and just close enough to its star to host life (Picture: Nasa) Aliens could call a planet about a 282 million-year drive away home, scientists say. GJ 3378b is an ...