Volcanoes might seem like nature’s incinerators, but using them to burn up trash would be dangerous and disrespectful to indigenous people who view them as sacred.

A recent study reveals that the Poás volcano has changed its eruption pattern, redefining the global ash-related risk map.

Hawaii's Kīlauea volcano was putting on a spectacular show Tuesday evening, with its latest eruptive episode producing arching bands of red lava higher than some skyscrapers. The volcano's full bloom ...