In the Mountain West subregion of the United States is the state of Wyoming. It’s famous for bison, gushing geysers and giving women the vote. Let’s find out more. Untold is a free collection of short ...

A June 17 Facebook post (direct link, archive link) shows lava and a large cloud of smoke erupting from a ridge. "Breaking: Yellowstone Lava Geyser," reads the post's caption. "For the first time in ...

Steamboat is the world's tallest active geyser, but unlike Old Faithful, its eruptions are completely unpredictable. Now, a new analysis suggests that at least one recent Steamboat eruption got ...