In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

: Some sci-fi aliens feel made up on the spot. Others seem so fully realized they could exist. This video explores the species with the deepest lore, logic, and worldbuilding in science fiction.

Ridley Scott's Alien is widely considered the ultimate sci-fi horror movie, but a few genre films, like The Fly and The Thing, are even better.

The 21st century has seen the release of some great sci-fi movies, like Interstellar, though District 9, WALL-E, and Children ...

Award winning duo James S. A. Corey show humanity’s struggle with staggering alien power in their latest installment of the ...

NASA has released stunning new Artemis II images, including a “Crescent Earthrise” and detailed views of the lunar farside.

NASA's Kepler Space Telescope has discovered 2,784 distant alien worlds. While some orbit within habitable zones and look ...

Explore the complete anatomy and cinematic origin of Rocky from Project Hail Mary. This guide delves into the Eridian’s ...

(cokada/iStock/Getty Images) Alien megastructures built to harvest stellar energy or alter the orbits of stars may be ...

When the world is full of darkness and existential threat, how can science fiction adapt? When Earth can be more frightening ...

The 1980s were a golden age for sci-fi blockbusters, and a good few have stood the test of time to become rewatchable ...

The subject of UFOs and aliens is vast and complex, making it impossible to summarize in one article. Flying saucers/UFOs made headline news throughout the world in 1947, sparked by two major, highly ...