Magma chamber of magma chambers can be mapped using seismology: seismic waves from earthquakes move more slowly through liquid rock than solid, allowing measurements to pinpoint the regions of slow movement which identify magma chambers. As a volcano erupts, surrounding rock will collapse into the emptying chamber. If the chamber's size is reduced considerably, the resulting depression at the surface can form a caldera. Magma chamber A magma chamber is a large pool of liquid rock beneath the surface of the Earth. The molten rock, or magma, in such a chamber is under great pressure, and, given enough time, that pressure can
Spartakus and the Sun Beneath the Sea Spartakus and the Sun Beneath the Sea Spartakus and the Sun Beneath the Sea (French: "Les Mondes Engloutis", "The Engulfed Worlds") is a French animated series created by Nina Wolmark. The series consists of 52 episodes, each between 20 and 25 minutes in length, divided into two 26-episode seasons. "Ever since the time of the Great Cataclysm, the Arkadians have lived deep in the center of the Earth. They believed they were the only survivors of this great devastation. Their civilization thrived under the power of their sun, the Tehra...until it began to fail. In desperation, the children of Arkadia