On today's episode: The Trump administration froze $2.2 billion in grants to Harvard over activism; President Donald Trump may pause tariffs on the auto industry; El Salvador won't return a wrongly ...

If it erupted today, it's thought Yellowstone in the northwestern United States could cause a prolonged nuclear winter and ...

Beneath Yellowstone lies a magma reservoir, pulsing with molten and superheated rock and exsolved gases. Scientists have long ...

Understanding the earthquake history of a region is key to estimating seismic hazard. To help with this task, geologists look ...

Beneath the steaming geysers and bubbling mud pots of Yellowstone National Park lies one of the world's most closely watched volcanic systems. Now a team of geoscientists has uncovered new evidence ...