This video explores Oia, Santorini, Greece, a settlement perched along the rim of a massive volcanic caldera in the southern Aegean Sea. The whitewashed houses and narrow pathways seen today stand on ...

Volcanologists discovered that really hot magma, oddly, won’t start cooling into rock until it reaches lower-than-normal temperatures. Reading time 3 minutes Rivers of lava rose to an average height ...

This video shows the Sete Cidades volcanic complex on São Miguel Island in the Azores, Portugal, where large crater lakes occupy the caldera of an ancient volcano. Surrounded by steep green slopes, ...

Hawaii's Kīlauea volcano shot out lava for the 49th time that we know of. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.