The mountain range straddling California and Nevada has had mostly warm storms this winter. Finally, a cold one has piled up ...

Getting through the Sierra Nevada would require fortitude, technology -- and the sacrifice of many workers' lives. The Big Obstacle In August 1865 early snows defeated the Central Pacific's ...

Unfortunately there are very few Sierra Nevada red foxes left. They’re among the rarest mammal species in North America. Already highly vulnerable to extinction due to their perilously small ...

The Service is designating only the Sierra Nevada population, which ranges from Yosemite National Park to Kings Canyon National Park, as an endangered species under the Endangered Species Act even ...