And if it erupted today, it's thought Yellowstone in the northwestern United States could cause a prolonged nuclear winter and global starvation. Now, scientists reveal whether such a ...

Yellowstone visitors got to see a striking new thermal vent late last year – and it may make a return appearance. The new feature was spotted in Yellowstone National Park early on Aug. 5 by an ...

On an August day in 2024, a Yellowstone National Park ranger driving south between Mammoth Hot Springs and Norris Geyser Basin noticed a plume of steam. Was it really steam, the ranger wondered ...