There are as many as 169 volcanoes that are deemed as 'active' across America's 50 states, but it is Alaska's 11,070-ft-high ...

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

Volcanoes can look like small mountains or hills. A volcano is an opening in the Earth's crust that allows magma, hot ash and gases to escape. Composite volcanoes are the most common type of ...