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 ...
An underground hydrothermal explosion at Yellowstone National Park sent visitors running for their lives Tuesday morning as a massive black mushroom cloud of steam and debris rose hundreds of feet 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 ...
Yellowstone National Park's Steamboat Geyser blasted steam and water into the air at 12:52 p.m. local time on June 12. Then, three days, 3 hours and 48 minutes later — at 4:40 p.m. on June 15 — it ...