And experts are warning visitors flocking to Kilauea, the volcano on the island of Hawaii, to watch out for Pele’s hair. But what exactly is it? The long, thin strands that resemble hair are actually ...

HAWAII VOLCANOES NATIONAL PARK – The world’s most active ... Strands of volcanic glass, known as Pele’s hair, are often produced by lava fountaining activity, and can be carried by the wind. Pele’s ...