Grand Prismatic Spring ascended from a beautiful backwater spot to the second most popular destination in Yellowstone ...

Yellowstone National Park. Wolf portrait taken from a vehicle in a pullout. Yellowstone National Park. Wolf, magpies, and ravens at carcass near Soda Butte.

Though the volcano’s magma chambers could hold enough material for a caldera-forming event, none of them are likely to erupt ...

A geyser in Norris Geyser Basin, close to where the Yellowstone National Park earthquake struck. | Credit: Stevedunleavy.com via Getty Images A minor earthquake has hit Yellowstone National Park, ...

Park City Institute will present "National Geographic Live! Wild Wolves of Yellowstone" on Friday with Explorer Doug Smith.

Kevin Costner is hosting a new documentary, Yellowstone to Yosemite, so here’s where to watch it and when it’s on.

Access to the Grand Prismatic Spring is included in Yellowstone's seven-day pass ($35) and there are no set hours of operation. Park rangers suggest caution around the hot springs by staying on ...

MAMMOTH, Wyo. – Yellowstone National Park's oldest and hottest geothermal area, a favorite spot for park visitors, was shaken by a moderate earthquake Tuesday evening. The U.S. Geological Survey (USGS ...