Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.

Snowpiercer, a graphic novel, movie and TV series, imagines a different deep-freeze scenario: Geoengineering gone haywire. To mitigate global warming, scientists released aerosols into the atmosphere ...

The molten exoplanet, larger than sub-Neptune, could be a new class of planet.

After bringing Ridley Scott's sci-fi franchise to TV, FX's Alien: Earth is set to begin filming Season 2 soon according to Sydney Chandler.

Astronomers have discovered a strange new world just 35 light-years from Earth – one permanently covered in a vast ocean of molten rock. The exoplanet, known as L 98-59 d, defies existing models of ...

Alien invasions are terrifying to think about, but cool to watch on TV. These are the 10 best shows you can watch about that unlikely occurrence, ranked.

Glasgow Clyde College is preparing to make history by broadcasting a lecture into outer space as part of a new course ...

Answers to some of those questions could finally become public after President Trump's call last week for the release of ...

INVINCIBLE Season 4 Episode 2 shows the death of the Viltrum Empire from its peak, revealing the dark pasts of both Nolan and ...

Everything Everywhere All at Once, Mad Max: Fury Road, Back to the Future, and more make up our list of the best ...