A large otter the size of a wolf, roamed the wooded marshlands of China’s Yunnan Province about six million years ago. Xiaoming Wang, curator of vertebrate paleontology at the N...

While any sighting of the critically-endangered leopard deserves mention, that of a black leopard is particularly newsworthy. What makes the specimen, recently captured on camer...

The severe winter storm that pummeled parts of Washington, D.C. with as much as six inches of snow on February 20, 2019 had most residents scrambling for the safety and warmth o...

Researchers have long known that the ancestors of the mighty whales were nimble, four-legged creatures that were comfortable both on land and in the sea. However, given that the...