A powerful 8.8 magnitude quake in Russia's remote Kamchatka Peninsula triggered tsunami warnings and evacuation orders from Japan to Hawaii. Here's ...

Researchers recently discovered a huge chain of extinct volcanoes buried deep below South China that formed when two tectonic ...

A map showing the Ring of Fire, a 25,000-mile long, horseshoe-shaped string of volcanoes and seismically active areas that stretches from the southern tip of South America, up along the West coast ...

NASA's globe-trotting, remote-sensing plane wrapped up a month-long trip to Central and South America in March, returning with images of volcanoes, Amazon floods and archaeological sites. The ...

Map of South America showing the change in the number of days of simultaneous heat, dryness, and fire risk between the periods 1971–2000 and 2001–2022. This is Fig 1a from the published paper.

Today, the arc is closer to the Pacific coast in northern Central America and toward central Costa Rica. Most of the volcanoes you see today are 500,000 to 250,000 years old.

The volcanoes in the South Sandwich Islands are like those in the Lesser Antilles as well, producing a mix of explosive eruptions and lava flows. However, unlike their more tropical cousins to the ...

Scientists have detected early warning signs that one of the most active and dangerous volcanoes in South America—according to the United States Geological Survey—is at risk of suffering a ...

The Cascade Range in western North America are a remarkably quiet volcanic chain. Even though potentially active volcanoes stretch from Lassen Peak in the south to Garibaldi in the north, the only ...