T he McDermitt Caldera, an ancient supervolcano straddling the Nevada-Oregon border, may hold the world’s largest lithium deposit ever discovered. With estimates ranging between 20 and 40 ...

Researchers believe rainfall and flooding changed the landscape of the arid desert to a green area some 8,000 years ago.

This caldera is 15 miles in diameter and is North America's second largest. 1. The Long Valley Caldera in which the city of Mammoth Lakes sits was thought until recently to be the largest Caldera ...

Geoscientists have discovered a magma cap at Yellowstone National Park that is likely playing a critical role in preventing a ...

A group of US Geological Survey (USGS) geologists have discovered signs of rhyolitic volcanism in the northeast-shifting Yellowstone caldera ... it's one of the largest on Earth.

Lava fountains from a fissure in the Northeast Rift Zone of Mauna Loa during the 2022 eruption. It was the first time in 38 ...

Travel through one of the largest calderas in the world at Mt. Aso in Kumamoto Pref. The caldera has fertile ground to sustain crops and livestock.