Volcanoes that dominate postcards and disaster movies are often the ones we can see, their peaks etched against the sky. Yet some of the most consequential volcanic threats on Earth are hidden under ...

Here’s what you’ll learn when you read this story: Geothermal energy accounts for only 0.4 percent of the U.S.’s energy output, but by using a technique known as “superhot rocks,” that number could ...

Add Yahoo as a preferred source to see more of our stories on Google. Washington Post On the slopes of an Oregon volcano, engineers are building the hottest geothermal power plant on Earth. The plant ...

One of the world’s most active volcanoes erupted again, threatening the safety of communities near the Hawai‘i Volcanoes ...

SPOKANE, Wash. – Experts are worried about the tallest mountain in the Cascade Range, according to National Geographic magazine. The article titled “This May be the Most Dangerous U.S. Volcano,” ...

As Hawaii prepares for a possible "explosive eruption," confusion has arisen about the relationship between Kilauea and the West Coast's "ring of fire" volcanoes. But experts say there's not cause for ...

In the 1780s, the volcano rumbled to life with such force that it sent high-speed avalanches of hot rock, gas and ash down its slopes. Those flows quickly melted the snow and ice and mixed with the ...

Scientists are flocking to Iceland to investigate an increasingly crucial question: Will melting glaciers accelerate and intensify earthquakes and volcanic eruptions? William Brangham reports. In ...

Our western volcanoes : an overview -- Plates in motion : the ring of fire, hot spots, and supereruptions -- Magma and mountains : how volcanoes erupt and the landforms they build -- Glaciers on ...