New measurements from NASA's Juno probe have seemingly put to bed the possibility of a magma ocean beneath the surface of Io.

The question has often been asked, “ what is the cause of volcanoes 1” And truly, when we consider how disastrous some of these eruptions have been, no wonder the question of their cause has ...

An increase in the number of earthquakes under a volcano near Alaska’s largest city this year has geologists paying attention ...