Hot-air tornado spewing from Iceland’s erupting Bardarbunga volcano is very cool
Whether it’s the result of a natural rupture of the Earth’s crust or too much Chinese food, the Earth is
Volcanoes
You may already know that deep inside its stony crust, the Earth's core is made of hot liquid rock (magma).
Volcano lava
[sc:commonscripts] Lava is molten rock that pours out of volcanoes or from cracks in the earth. It comes from deep in
Volcanic ash and volcanic gas
Volcanic ash is made up of fragments less than 1/5 inch (0.5 centimeter) in diameter. Most volcanic ash falls to