Hawaii’s Kilauea volcano has erupted again, sending lava fountains soaring up to 1,000 feet in a breathtaking display.

At Ol Doinyo Lengai in northern Tanzania for instance, the lava flows at temperatures so low it is possible (though ... Lava with less silica in it has lower viscosity, meaning it is less thick ...

Lava flows are masses of magma that pour onto ... called alkaline lava, has an extremely low viscosity, making it almost as fluid as water. Alkaline lava has a melting temperature in excess ...

A lava tube may also form, beneath the surface of the ground, when low viscosity lava develops a hard crust through which lava flows.