The magma reservoir beneath Yellowstone volcano consists of two chambers — a shallow reservoir near the surface that's around 55 miles (90 kilometers) long and 25 miles (40 km) wide, and a ...

HELENA, Mont. – The hot molten rock beneath Yellowstone National Park is 2 1/2 times larger than previously estimated, meaning the park’s supervolcano has the potential to erupt with a force ...

Yellowstone National Park, renowned for its geothermal features and volcanic history, is beginning to show signs of renewed ...

Yellowstone volcano: USGS finds seven huge magma chambers below supervolcano The Yellowstone Caldera is often referred to as the Yellowstone Supervolcano due to its colossal size; it's one of the ...

The supervolcano at Yellowstone National Park has substantially more magma reservoir under the caldera than scientists previously thought, according to new research. In addition, the newly found ...

The researchers point out that the previously known upper magma chamber was the immediate source of three cataclysmic eruptions of the Yellowstone caldera 2 million, 1.2 million and 640,000 years ...

Scientists have studied Yellowstone National Park's magmatic system for years, but a new view of the magma chamber shows the long-dormant supervolcano is not at immediate risk of eruption.

Though the existence of the magma reservoir beneath Yellowstone has been well-established, its location and contents are a lot less clear. That’s because researchers have long struggled to pinpoint ...

SALT LAKE CITY — Yellowstone's underground volcanic plumbing is bigger and better connected than scientists thought, researchers reported here today (April 17) at the Seismological Society of ...