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

The explosion in the Biscuit Basin's Black Diamond Pool also tossed some 3-foot-wide blocks of rock weighing hundreds of pounds, the YVO said in its email.

Yellowstone National Park announced Monday the discovery of a new 13-foot baby blue hot spring. It emerged with little ...

A newly installed Yellowstone webcam filmed a surprise eruption at the Black Diamond Pool in Biscuit Basin. Watch what happened. Skip to content.

A newly installed Yellowstone webcam filmed a surprise eruption at the Black Diamond Pool in Biscuit Basin. Watch what happened. Skip to content.

A newly installed Yellowstone webcam filmed a surprise eruption at the Black Diamond Pool in Biscuit Basin. Watch what happened. Skip to content.

This is an aerial view of Black Opal Pool, Black Diamond Pool, and part of Wall Pool, all in Biscuit Basin, Yellowstone National Park, taken in 1959 sometime after the Hebgen Lake earthquake ...

Documents preserved in the Yellowstone Heritage and Research Center indicate that more explosions occurred in 1918 and 1925, expanding the crater of Black Diamond Pool and forming Wall Pool.

A newly installed Yellowstone webcam filmed a surprise eruption at the Black Diamond Pool in Biscuit Basin. Watch what happened. Skip to content.

A newly installed Yellowstone webcam filmed a surprise eruption at the Black Diamond Pool in Biscuit Basin. Watch what happened. Skip to content.