Ryan Gosling Plays A Sixth-Grade Science Teacher Who Has To Save The World — And It's Incredible

The sun is dying, and Earth’s only chance for survival is a reluctant sixth-grade science teacher. Yet the belief that “maybe ...

We Could Seed Alien Life Elsewhere in the Universe—But We’ll Never Undo the Devastating Consequences

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...