California has seven active volcanoes, each with a unique eruption history ... eruptions over the last half-million years produced the large, shield-shaped Medicine Lake Volcano.

The Axial Seamount last erupted ... is a young shield volcano - a broader volcano with a low profile. 'When Axial Seamount erupts, it'll look a lot like a Hawaiian lava flow eruption,' Poland ...

The Axial Seamount last erupted in 2015 ... Axial Seamount is a young shield volcano - a broader volcano with a low profile. Based on the 2015 eruption, Chadwick added that this year's magma ...

Volcanoes have always amazed scientists, geologists, and travelers– not just because they can erupt, but because they show ...

The Axial Seamount, the most active volcano in the Pacific Northwest, has been making headlines lately with signs that it could erupt sometime this year. But experts say there’s no immediate ...

During the catastrophic eruption, the volcano spewed hot, lethal gases and ash into the air, slowly killing most of the city’s population. Ash and volcanic rock called pumice then covered Pompeii and ...

A series of instruments around the volcano indicate a reservoir has been refilling with magma since its last eruption, gradually inflating so that it's bulging upward. “The pressure inside the v ...