In August 2006, the crew of the yacht Maiken, sailing out of the Vava'u island group, encountered a remarkable "stone sea." The phenomena they spotted were a series of pumice rafts resulting from a ...

A new technique will aid in predicting the dispersal and drift patterns of large floating ‘islands’ of pumice created by volcanic eruptions at sea. Known as pumice rafts, these large mobile ...

Since August a large accumulation of pumice has been drifting in the Southwest Pacific towards Australia. Researchers have now identified the origin of this pumice raft. It is a so far nameless ...

The source of an enormous pumice stone spotted floating in the Pacific Ocean has been discovered. The raft, which measures about 52 square miles—twice the size of Manhattan and bigger than Paris—was ...