US congressman Tim Burchett recently claimed that aliens have visited Earth and that they made contact with humans.

Discover how space affects human health, from microgravity and cosmic radiation to psychological isolation, and what it means ...

Sci-fi movies have imagined some terrible ways to die, and a few of the genre's most brutal deaths still hit like a nightmare ...

Victor Wembanyama faced Nikola Jokić for the first time this season, and the two MVP candidates delivered an epic.

CNN has apologized after accidentally publishing an article and video designed to "remember the life" of Back to the Future ...

What do aliens sound like? We have no idea, but for Hollwood's smash hit "Project Hail Mary", that was the question that ...

From combat exoskeletons to 'smart' bullets and invisibility cloaks, futuristic technology that could transform the ...

Astronaut Hansen reported huge swaths of brown hues and tinges of green. The tan striations may be iron oxide (as in rust) ...

Stacker used an index that equally weighs IMDb score and Rotten Tomatoes critic ratings to rank the best science fiction film ...

Discover 15 endangered species that haven't changed since the age of dinosaurs. See the rare photos of nature's survivors.

Artemis II Moon’s Far Side For decades, people only imagined the Moon’s far side because it never faces Earth. It was called the “dark side,” even though it receives sunlight, because it was always ...

Nigeria confronts an invisible threat from invasive species in ship ballast water. Explore a scientific framework for ...