An endangered baby animal that looks like a fuzzy “walking watermelon” was born at a Washington zoo. The white striped and ...

"Lucy's skeletal remains will be displayed in Europe for the first time ever," Fiala said. The exhibition will also feature ...

Moo Deng, a baby pygmy hippo, became an overnight sensation online. Videos of her were watched by millions. But ...

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.