Project Hail Mary tweaks its source material's ending ever so slightly while still remaining very faithful to Andy Weir's original book. Here's why.

Interstellar travel is a staple of science fiction, but writers and filmmakers often take different approaches to it. Here's what "Project Hail Mary" does.

He wakes up alone on a spaceship, barely able to speak, and somehow ends up Earth’s last, nerdy hope — armed with a dry-erase marker, a useless AI, and the kind of scrappy optimism that makes the end ...