Steaming Morning Glory Pool in the Upper Geyser Basin, Yellowstone National Park, Wyoming. Marina_poushkina/Getty Images/iStockphoto The stability of hazardous volcanic systems is "strongly ...

Yellowstone National Park attracts visitors from around the world, and it is one of the top national parks in the U.S. It’s a ...

Ever been mesmerized by the swirling colors of Grand Prismatic Spring and wondered what fuels that otherworldly boil? It ...

Catherine Parker Old Faithful may be Yellowstone's most well-known geyser, but the Norris Geyser Basin is home to the park's oldest (thermal features are said to have been present here for more ...

Yellowstone contains about 120 thermal areas that collectively are home to more than 10,000 thermal features, like hot ...

The Friday openings will allow public access to attractions including Mammoth Hot Springs, Lamar Valley, Norris Geyser Basin, Grand Canyon of the Yellowstone and Old Faithful. The remaining two of ...

A "sharp, volatile-rich cap” about 2.5 miles under Yellowstone’s surface “acts like a lid,” trapping pressure and heat that ...

SALT LAKE CITY — Scientists have studied Yellowstone National Park's magmatic system for decades, which makes the iconic geysers, mud pots and various hydrothermal wonders possible. But it wasn ...