Ice-blue in color, warm in temperature and a little larger than a backyard hot tub, the pool is the newest known feature to ...

Yellowstone National Park geologists identified a new thermal feature in Norris Geyser Basin. It may have coincided with a ...

Last April, geologists conducting routine maintenance at temperature logging stations in Yellowstone National Park’s Norris ...

Jimmy Kimmel gave a salute to “The Late Show With Stephen Colbert” — and blasted rival network CBS — on Thursday evening, ...

Yellowstone geologists discovered the baby hydrothermal feature in April while doing routine work at Norris Geyser Basin, the ...

A new light blue hot spring has formed in Yellowstone’s Norris Geyser Basin after months of small hydrothermal explosions.

"The discovery emphasizes the dynamic nature of Yellowstone's thermal activity," Yellowstone Volcano Observatory's Mike ...

A routine temperature check at the Norris Geyser Basin in Yellowstone National Park led geologists to discover a new blue ...

Learn about the new hydrothermal feature that appeared last winter in Yellowstone National Park, possibly on Christmas Day.

Get ready for a little Christmas in July: There’s a new baby blue pool in Yellowstone National Park, and science suggests it started forming on the winter holiday.

If there were an Olympic medal for hydrothermal systems, Norris Geyser Basin would bring home the gold. From 1996 to 2004, an area more than 18 miles across centered near Norris, just outside the ...

Named for Philetus Norris, who served as Yellowstone National Park superintendent from 1877 to 1882, Norris Geyser Basin is Yellowstone's hottest and most-changing geyser basin.