Wyoming has more than 100 hot springs in scenic locations like Thermopolis, Saratoga, and Yellowstone-including many that are free to visit. Here are 6 of the best.

What are Yellowstone National Park's five types of thermal features? Yellowstone is the world's first national park and a geological wonder. The park is home to five kinds of thermal features: geysers ...

Boiling hot water bubbles up into pools of vibrant teal and blue. The steam rises, burning anyone who gets too close. The ...

In the words of English poet John Donne, "no man is an island." In the words of Carnegie Science researcher Devaki Bhaya, no microbe is an island, either. The microbes Bhaya studies, in particular, ...

Yellowstone National Park’s Morning Glory Pool is not what it used to be. Back in the 1800s, the famous hot spring was a bright, clear, turquoise blue, and it was named after the flower it resembled.

Add Yahoo as a preferred source to see more of our stories on Google. Mara Reed, a member of Yellowstone's Geology Program, uses a long grabber pole to remove a park map from a geothermal feature in ...