See images shot by a hiker trapped on the top of Mount Ontake, the Japanese volcano that erupted on Sept. 27.
A new volcanic island growing 600 miles south of Tokyo is still growing, and scientists worry it could collapse and cause a tsunami, or else explode. Continue reading →
If the big volcano, which last erupted 640,000 years ago, were to blow up again, it would spew enough ash to send particles as far away as New York City. Continue reading →
Whether made of wood, brick or straw, buildings face various hazards during an eruption. Continue reading →
Artists' sunsets turned increasingly crimson after major volcanic eruptions and increases in pollution. Continue reading →
A volcanic eruption in southern Japan is forming a new islet. Continue reading →