A volcano in southern Iran thought to have been extinct for some 710,000 years has stirred.

For decades, the colossal Taftan volcano of eastern Iran appeared a lifeless piece of history. It towered nearly 13,000 feet ...

Scientists observed a 3.5 inches rise in the ground near the Iranian volcano's summit and it holds clues to its eruption.

Volcanoes in Alaska, Washington state, Oregon and Hawaii have been rumbling and even spewing lava, enough to spark a swarm of news stories. But despite the jolts and temblors, geologists say there's ...

How do volcanoes work? What happens beneath their surface? What causes the vibrations—known as tremor—that occur when magma ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

In Italy, a super volcano outside of Naples is stirring in a way it hasn't for centuries. And hundreds of thousands of people live right by it.

• Axial Seamount is the best-monitored submarine volcano in the world. • It’s the most active undersea volcano closest to California. • It could erupt by the end of the year. A mysterious and highly ...

Geologists say there is no evidence the Apolaki Caldera -- part of an extinct volcano located in the Philippine Sea -- could ...

Mount Lewotobi Laki Laki, one of Indonesia’s most active volcanoes, is erupting for a second straight day, spewing towering ...