Squirrels, beavers, and other rodents have orange-brown front teeth that may be key to developing oral care products that better protect human tooth enamel and ensure that restorations last longer.

Nano-sized pockets of iron material in rodents’ incisors (coypu on the left and beaver on the right) strengthen and protect the teeth. Chattering squirrels, charming coypus, and tail-slapping beavers ...

The Nature Index 2024 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...