Earth has some massive volcanoes called "supervolcanoes" that can cause huge eruptions, way bigger than anything we’ve ever ...

Tourists and officials were startled by a hydrothermal explosion at Black Diamond Pool in July 2024. Geoscientists are working out how and why it occurred to better understand these hazardous events.

After a multi-decade march of progressive excesses across our nation’s institutions, the pressure rose enough for the people ...

Discover the raw beauty of Yellowstone National Park in this immersive 4K experience. See the iconic Old Faithful geyser ...

A freshly installed network of sensors has pinpointed its first hydrothermal explosion at Yellowstone National Park in Wyoming 1. Hydrothermal explosions are violent eruptions of steam and rock ...

The most recent eruption at Yellowstone happened about 630,000 years ago. It was massive and left a giant crater known as a caldera.

Yellowstone’s magma chamber is mostly made of a light-colored rock called rhyolite. It spreads out over an area roughly 55 miles long and 30 miles wide and reaches down to a depth of about 10 miles.

A supervolcano, one of Earth's most powerful geological formations, is reportedly showing increased signs of activity, prompting close monitoring by scientists worldwide. While there's no immediate ...

YELLOWSTONE NATIONAL PARK, Wyo. (AP) — A bison gored a man Tuesday after a large group of visitors got too close to the animal in Yellowstone National Park, officials said. The 30-year-old from ...

Scientists uncover why "stealth" volcanoes stay silent until eruption Veniaminof, Alaska, has frequent unexpected eruptions -- modeling how they happen could help us protect people from unexpected ...

This frame capture of a video from a webcam shows a small eruption emanating from Black Diamond Pool in Biscuit Basin, a subbasin of Upper Geyser Basin in Yellowstone National Park, on May 31, 2025.

On the night of May 31 , an eruption from the Black Diamond Pool in Yellowstone National Park shot up about 20 feet, according to the Yellowstone Volcano Observatory. On May 14, scientists had ...