The most dangerous volcanoes in the world can be deadly, but they rarely muster up the sheer sound that could burst eardrums. This one did, though. On 27 August 1883, a volcano named Krakatoa, nestled ...

Researchers have discovered the origins of a 200-year-old volcanic eruption that ejected so much sulfur into the atmosphere that it changed the climate and made the sun look blue. In 1831, the ...