They form during volcanic eruptions, starting their lives as rivers of lava and flowing downstream as they branch out into smaller channels like the roots of a tree. Then the exposed lava cools and ...

An elderly man died after falling into a lava tube on his property in Hilo, Hawaii, police announced on Wednesday. The man was reported missing after he wasn't heard from or seen in several days, ...

In the 1997 disaster thriller "Volcano," Los Angeles Public Transit Chair Stan Olber finds himself carrying an injured passenger off a metro train that's quickly being engulfed by a river of lava.