Earth's crust may "drip" into its middle layer under growing ... Volcanic eruptions can spill lava on these planetary surfaces. But landforms can also be created when the lithosphere, which ...

Lavacicles, a common feature, are squeezed out of a lava tube’s roof by gases under high pressure and then cooled mid-drip. The gooey appearance of a rock wall in Manu Nui cave was formed when ...