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.

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about ...

A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological ...

Project Hail Mary, the fantastic new sci-fi movie starring Oscar-nominee Ryan Gosling (Barbie, Drive), is available to watch in cinemas now.

Andy Weir discusses his science-fueled novel “Project Hail Mary,” which has been adapted into a film that opens in theaters ...

Ahead of the film adaptation’s release, Weir talked to Popular Mechanics about creating accurate sci-fi tech, protagonist ...