A dormant volcano in Ethiopia erupted after 10,000 years of silence. This event shows how the world's little-known volcanoes ...

History has seen some monstrous volcanic eruptions, from Mount Pinatubo's weather-cooling burp to the explosion of Hunga Tonga-Hunga Ha'apai on the island nation of Tonga. The power of such eruptions ...

Rising more than twice the height of Mount Everest, Olympus Mons dominates the landscape of Mars and holds the title of the largest volcano in the Solar System. Its massive size and unique structure ...

Since 2000, specialists at the National Museum of Natural History have produced the world’s foremost report on active ...

HONOLULU (KHON2) — The summit of Mauna Kea on the Hawaiʻi Island hosts the world’s largest astronomical observatory for optical, infrared and submillimeter astronomy. But Mauna Kea has a much more ...

Above Wenatchee, spires reveal volcanic history in 44-million-year-old rock. High above the city of Wenatchee, Washington, a group of spires made of a unique type of 44-million-year-old rock tell the ...

For two months, whenever I heard that cry, I would run up to the deck of the JOIDES Resolution to watch the crew pull up a 30-foot (10-meter) cylindrical tube filled with layered, multicolored rock ...

America’s deadliest volcano has just rattled through more than 1,000 tiny earthquakes in a matter of days, a drumbeat of ...

The 1980 eruption cycle made Mount St. Helens one of the most famous and now best-monitored volcanoes in the Cascades. But it is far from the only volcano in the range. From southern British Columbia ...

NEW YORK (AP) — Volcanoes were erupting on the mysterious far side of the moon billions of years ago just like on the side that we can see, new research confirms. Researchers analyzed lunar soil ...

When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ever-present geological threat: volcanoes. While you might associate ...