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 ...

RENO, Nev. (News 4 & Fox 11) — Not since the days of Mark Twain has there been anything like what people witnessed in the Steamboat area of south Reno this month — a geyser shooting scalding water 30 ...

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 ...