A weathered sign in the Minnesota River Valley proudly proclaims: “World’s Oldest Rock.” Erected in 1975, it marks a 3.8-billion-year-old gneiss — or so scientists thought.

Rather than a volcanic winter, the Toba eruption 74,000 years ago resulted in several years of warm and dry weather, ...

The Plumas-Eureka Mine became one of the most productive in the northern Sierra, extracting millions in gold before ...

You can visit national parks across California for free on Saturday, April 19, according to the National Park Service. The ...

The National Volcano Early Warning and Monitoring System, or NVEWS, was first authorized by congress in 2019 to be established within the United States Geological Survey. NVEWS serves as a ...

MANILA, Philippines — Lesser number of earthquakes and a lower level of sulfur dioxide emission were observed in Kanlaon Volcano located ... He added in the history of Kanlaon, it only emitted ...

For the first time, researchers are digging into the seismic history surrounding the Taupō Fault Belt to unlock insights into how the ‘twin threats’ of earthquakes and volcanoes could collide ...

At such a critical moment in US history, we need reporters on the ground ... Kilauea, one of the world’s most active volcanoes, has been erupting on and off for more than three months since ...

LUCENA CITY — At least 18 volcanic earthquakes were detected over the last 24 hours in Taal Volcano in Batangas province, the Philippine Institute of Volcanology and Seismology (Phivolcs ...

Scientists studying grains of zircon, a tough mineral that forms in volcanic rock, have uncovered surprising evidence that the volcanic activity beneath Easter Island may have roots stretching ...

A volcano in the central Philippines erupted early Tuesday morning, sending a plume of ash 4,000 metres (2.5 miles) into the sky and prompting calls for local school cancellations. Kanlaon Volcano ...

A volcano in the central Philippines erupted early Tuesday morning, sending a plume of ash about 2.5 miles into the sky and forcing authorities to suspend school in four villages due to ashfall.