Blind and mostly hairless, with front teeth that put beavers to shame, the naked mole-rat is one of the most unusual-looking ...

Two warm-blooded mammal species have triumphed in the fast-paced environment of New York City: human beings and rats. Robert Sullivan was fascinated with how eager many people are to save whales or ...

Tabitha Dahlby worked hard to get her first loose tooth to finally fall out. “I had been working on getting it out for a while,” Tabitha, now 10, said. “I pulled it out with my fingers.” She wanted to ...