The volcano last erupted in 2015, producing 450-foot-thick lava flows, but because of its remote location, it is not a threat to human life.

Unlike conventional systems that use dedicated, expensive seismic instruments, Google's Android Earthquake Alerts system leverages the sheer scale of smartphones, which continuously collect motion ...

The Yellowstone Caldera, spanning Wyoming, Idaho, and Montana, is among the most seismically active volcanic regions on Earth ...

Yellowstone, a popular tourist destination and namesake of an equally popular TV show, was the first-ever national park in ...