Hawaii's Kilauea volcano erupted again this week, spewing lava 500 feet into the air from the crater at its summit, the U.S. Geological Survey said. The eruption ended around 8 p.m. local time on Tuesday night, after producing approximately 337 million ...

At any given time, 20 to 50 of these active volcanoes are erupting. The proximity of people and buildings makes it important to study volcanoes and understand the hazards. The center of the Earth is called the core;

A fireball meteor was captured behind Mayon Volcano in the Philippines, creating a dramatic scene over one of the world's most active volcanoes.