What comes to mind first when you think of the most colorful places in Wyoming? I'll take a wild guess and say Grand Prismatic Spring. Of course, we've included the mesmerizing geothermal wonder on ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week’s contribution is from Michael Poland, geophysicist with the ...

A Dutch man accused of crashing his remote-controlled drone into a hot spring in Yellowstone National Park has been charged with breaking multiple federal laws. Park officials say Theodorus Van Vliet ...

It is Peale who is credited with naming the spring Prismatic in 1878 "on account of the brilliant coloring displayed in it." According to Whittlesey, the "grand" got tacked on later. The spring also ...