Reawakened Yellowstone geyser isn’t a sign of imminent explosion

Steamboat Geyser

A recent reawakening of the tallest geyser in the world is not a harbinger of an imminent volcanic eruption, a new study reports. And it isn’t likely to portend a dangerous hydrothermal explosion either, which can occur when superheated water turns to steam and bursts violently out of the confining rock, researchers report in the […]

Yellowstone’s reawakened geyser won’t spark a volcanic ‘big one’

A geyser hiding under Yellowstone National Park recently reawakened. But don’t worry: That doesn’t mean the supervolcano beneath the park will erupt soon, a new study finds.  In March 2018, following a 3.5-year-long nap, Steamboat Geyser suddenly erupted, spewing steam, mud, sand and rocks into the air. The previously dormant geyser erupted 32 times in […]

Reawakened geyser does not foretell Yellowstone volcanic eruptions, study shows

IMAGE: A 2019 eruption of Steamboat Geyser in the Norris Geyser Basin of Yellowstone National Park. The geyser’s first documented activity was in 1878, and it has turned off and on… view more  Credit: UC Berkeley photo by Mara Reed When Yellowstone National Park’s Steamboat Geyser — which shoots water higher than any active geyser in […]