We had a mister with us and it felt like we had won the lotto being able to cool down even ... and contributes to the yellow colors seen in them. The sulfur in the water also contributes to ...

The temperature of the water dictates the color of the Cyanobacteria. Cooler waters form different shades of orange, brown, or rust. Hot temperatures closer to 176 degrees are usually yellow-green.

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

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Cathy Whitlock, Regents Professor ...

A brilliant new creation is helping one of the best preserved places in the world. Yellowstone National Park has begun to use porous, or thirsty, concrete in walkways throughout their park.

Formed over thousands of years of erosion caused by hydrothermal activity, water and other natural forces, the Grand Canyon of the Yellowstone is the primary attraction in the Canyon Village area ...

Montana Fish, Wildlife & Parks has approved a permit to allow Billings to do dredging work in the Yellowstone River for emergency maintenance of the intake that serves as the main water supply ...