Hayden Valley in Yellowstone National Park is one of two epic wildlife viewing destinations. If you are looking to see ...

View looking northwest at a new thermal pool in the Porcelain Basin area of Norris Geyser Basin, Yellowstone National Park, that probably formed in a series of mildly explosive events between late ...

Christmas came early for geologists at Yellowstone National Park this April when a regularly scheduled survey resulted in ...

Learn about the new hydrothermal feature that appeared last winter in Yellowstone National Park, possibly on Christmas Day.

Get ready for a little Christmas in July: There’s a new baby blue pool in Yellowstone National Park, and science suggests it started forming on the winter holiday.

But all that wonder also leads to big crowds. America's national parks attracted 331.9 million people last year alone.  If you’re looking to avoid the crowds, you might want to consider ...

"The discovery emphasizes the dynamic nature of Yellowstone's thermal activity," Yellowstone Volcano Observatory's Mike ...