On February 19, 1600, in the upland region of southern Peru, a volcano named Huaynaputina exploded. Recorded as the largest volcanic explosion in South America, it saw a volcanic eruption up to 30 km, ...

Four centuries ago, a Peruvian volcano blew its top – and the whole world may have felt it, a new study suggests. The eruption in 1600 of Huaynaputina, a stratovolcano in the Andes mountains, ...

Small disturbances can eventually have immense consequences. In the namesake example of the butterfly effect, the vortex spun from a butterfly’s wing creates tiny changes in the atmosphere that result ...