Shortly before 10 a.m. on July 23, 2024, a violent hydrothermal blast ripped through Biscuit Basin in Yellowstone, hurling mud and steam into a towering plume estimated at 400 to 600 feet high. The ...

Yellowstone National Park sits atop one of the most studied volcanic systems on Earth, and the question of what a full-scale caldera-forming eruption would do to the United States draws enormous ...