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During intense rainstorms, residents of urban areas rely on stormwater sewers to keep streets and homes from flooding. But in some cases, air pockets in sewers combine with fast-moving water to ...

Volcanologists threaded sensors and cameras into the superheated water of geysers in Chile and Yellowstone, and have come up with an explanation for why geysers erupt periodically. They've even built ...

Geyser eruptions, like volcanic eruptions, are a mystery, so the reactivation of Steamboat Geyser in Yellowstone in 2018 provided an opportunity to explore why geysers turn off and on, and what ...