It is widely believed that Earth’s atmosphere has been rich in oxygen for about 2.5 billion years due to a relatively rapid ...

Kilauea is in a unique phase of activity in Halema‘uma‘u, with 12 episodes of dual lava fountains since Dec. 23, 2024.

Consider a can of soda. When the can is closed (pressurized), the soda contains dissolved carbon dioxide (CO2). When you open ...

A tall fountain of lava is spewing from a volcano on Hawaii’s Big Island again HONOLULU -- Lava from a Hawaii volcano shot into the sky Tuesday in tall fountains that were expected to grow even bigger ...

Volcanologists at the Alaska Volcano Observatory have been monitoring volcanic unrest since April of last year.

Several past eruptions were characterized by similar lava fountaining episodes, including at the start of the Puʻuʻōʻō ...

Hazards associated with lava fountaining include the fallout materials (termed tephra), volcanic gas emissions ... downwind of the vent and can build features such as cinder cones.