A tiny structure hidden beneath the skin may hold clues to smoother skin and better healing. New research shows this feature forms after birth, not before, and scientists now know what controls it.

Tiny folds anchoring human skin, called 'rete ridges,' form soon after birth. They show an early-life window that could reshape aging.

Getting your Trinity Audio player ready... This summer, a grizzly cub in Grand Teton National Park gained international fame after an adult male bear killed the yearling’s two siblings. The sole ...

Discover 5 massive bears larger than a grizzly. In earths history there has been plenty of massive bears to learn about.