A huge volcano at the bottom of the sea near the US’ northwestern coast is predicted to erupt this year. Named Axial Seamount ...

Mount Spurr has been showing signs of an eruption since last year, but scientists think one is even more imminent.

It was one of the most powerful volcanic eruptions ever recorded. And it was a wake-up call. Locator map showing Tonga islands on globe, as well as location of volcano in relation to other islands.

Hawaii's Volcanoes National Park offers an unforgettable outdoor adventure. Home to two active volcanoes, seeing these ...