This July, skywatchers across Southern California are in for a remarkable sight as the crescent Moon and Mars converge in a ...

NASA’s Perseverance rover will cache this pristine sample and others for return to Earth, which will “change everything for Mars science.” ...

A multiyear experiment made yeast clusters much bigger and tougher, hinting at how the first complex life on Earth came to be.

These images, honored in Nikon’s annual Small World photo competition, are reminders of the colorful wonders invisible to the naked eye.