The percentage of water in arc volcanoes, which form above subduction zones, may be far more than many previous studies have calculated.
This increased amount...
Humans have always had a complex relationship with rivers, which both fostered and threatened civilizations throughout history. Just recall Osiris, the ancient Egyptian god...
An underwater volcano in the Pacific Ocean has begun to erupt, NASA images show. Living there: Sharks that can withstand extreme temperatures.
Off the coast...