Animals from a variety of species were seen leaving the park in herds, causing fear of an eruption, but were noted as ‘migration’ by experts.

The People's Sick Day, an online movement, aims to address a laundry list of social and political issues by withholding their ...

A National Park Service spokesperson said animals are not leaving Yellowstone in large numbers, and a volcanic eruption is ...

Beneath Yellowstone’s stunning surface lies a hyperactive seismic world, now better understood thanks to machine learning. Researchers have uncovered over 86,000 earthquakes—10 times more than ...