People visit Yellowstone National Park every year to observe its wildlife and vast array of hydrothermal features. One question that lurks in the back of many visitors’ minds as they traverse through ...

Yellowstone was established as the first national park on March 1, 1872, and has remained an enduring inspiration for artists and scientists. Geology and botany specimens in the Smithsonian ...

This week's contribution is from Mark Stelten, research geologist with the U.S. Geological Survey and deputy scientist-in-charge of the Yellowstone Volcano Observatory. People visit Yellowstone ...

Dr. Melim helps lead the Western Illinois University Geology Department’s Field Camp course, which includes visits to Yellowstone and Grand Teton National Parks. She has also helped teach a course on ...

Marvel At Yellowstone's Unique Geologic Formations If you continue south on Highway 191 from Lava Lake, you can enter ...