The new steam vent is at the foot of a rhyolite lava flow almost 10 feet above the marshland below and is part of an area of warm, hydrothermally altered ground roughly 200 feet long. Get the ...

A new thermal vent spewing steam in the air at Yellowstone National Park is gaining attention, mainly because it’s visible from a road rather than any significant change in the park famous for ...

1, 2024, near Mammoth Hot Springs, Wyo. (Mike Poland/USGS via AP) YELLOWSTONE NATIONAL PARK, Wyo. (AP) — A new thermal vent spewing steam in the air at Yellowstone National Park is gaining attention, ...

But they're always interesting. Case in point: the discovery of a newly opened volcanic vent, caught in the act of spewing a billowing steam cloud into the air. A scientist spotted the telltale plume ...