Pseudocraters or rootless cones are peculiar volcanic formations with an explosive origin. They do not form from magma coming from deep underground. They are caused by lava covering a water-rich layer ...
In the chaotic aftermath of Mount St. Helens’ 1980 eruption, when lava and ash stripped life from miles of forest, a curious ...
Each mineral in a volcanic deposit is like a microscopic thermometer that records magma chamber temperature over time.
An underwater volcano off Oregon's coast is likely to erupt in 2025, according to scientists monitoring the situation. Axial Seamount—the most active volcano in the northeast Pacific Ocean—is located ...