Karl Urban was perhaps lucky when he missed out on getting to star opposite the likes of Ron Perlman in this sci-fi Viking ...

Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

Two Earth-sized planets orbiting TRAPPIST-1 are locked in permanent day and night, with heat differences suggesting they are ...

Spanning 1960 to 2026, these sci-fi movies simply can't be missed — they've helped define the genre and demonstrate its true ...

Noah Wyle once swapped the ER for an alien apocalypse in a series that approached the genre a little differently.

Behind the acid blood and jump scares of the Alien franchise is an even more insidious horror: a single employer with ...

Blockbuster movies like Jurassic Park, Poltergeist, and Gladiator may seem kid-friendly, but they are absolutely inappropriate for them.

Deep within massive rocky exoplanets, hidden oceans of molten rock may be generating powerful magnetic fields in an ...

From deep-sea terrors to space-dwelling creatures, there have been some iconic monsters in film. These are the monster movies ...

A 60-year-old Doctor Who movie is streaming now on Tubi. Doctor Who may be the world’s longest-running sci-fi TV show, but ...

Not every YA franchise got off the ground, but you can stream this one for free -- and a reboot could be in the works.

For a long time, it was thought that this [technique] required telescopes in space,” says John Mather, the Nobel ...