Ever so slightly bigger than Earth, the exoplanet LHS 3844b orbits its parent star, LHS 3844, a red dwarf 48.5 light-years ...

An international team of astronomers reports the discovery of a new exoplanet orbiting a sunlike star as part of the Next ...

Plus: OpenAI has unveiled its long-awaited "super app." ...

A Soviet astronomer in the 1960s proposed a scale to classify hypothetical alien civilizations. Here’s why the framework is ...

Star Trek's Prime Directive revolutionized the science fiction genre by promoting cooperation and non-interference with alien ...

From Star City to Rebecca Ferguson's Silo, here are all the sci-fi shows on Apple TV ranked from worst to best.

Classic sci-fi films are still some of the most brilliant productions ever made, showing that truly timeless stories never go out of style.

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

The Next Generation introduced viewers to the Borg. They’re easily one of the most impressive alien races in Star Trek, in ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology but found nothing beyond human-made interference. Even so, the ...

“Disclosure” has become a cult word. It shouldn’t be, since all it means, technically, is to reveal something. But the new wave of alien conspiracy theorists have made “disclosure” into a teasingly ...