An aerial view of Haleakala volcano’s southern slope of East Maui.

Not all volcanoes erupt with lava — on a Lake Michigan Beach in Saugatuck, Michigan, some amazing “ice volcanoes” erupted on Feb. 16. This amazing phenomenon happens when building waves of water are ...

Social media videos are stoking fears about a catastrophic eruption in central Oregon, but the science tells a different story.

Nearly 600 years ago, a massive volcanic eruption sent clouds of sulfurous gas and ash high into the atmosphere. The blast known as the 1458/59 CE event was so huge that it triggered decades of ...

Volcanoes can look like small mountains or hills. A volcano is an opening in the Earth's crust that allows magma, hot ash and gases to escape. Composite volcanoes are the most common type of volcano.

Kilauea, one of Hawaii’s most active volcanoes, just erupted, sending lava over 1,000 feet into the air and visitors to the state’s most famous national park scrambling for cover. The 4,000-foot ...

Most volcanoes form at the boundaries of Earth's tectonic plates, which are huge slabs of crust and upper mantle that fit together like puzzle pieces. Think of these plates as massive rafts floating ...

Since 2000, specialists at the National Museum of Natural History have produced the world’s foremost report on active volcanoes Sally Sennert Did you know that there are between 40 and 50 volcanoes ...

Kilauea in Hawai’i has been in a state of near-constant eruption for decades, providing researchers with a uniquely reliable setting to study one of our planet’s most unpredictable and destructive ...

For a split second, a fireball outshone the rivers of molten lava flowing from the Philippines’ most active volcano.

Hawaii’s Kilauea volcano erupted again on Wednesday for the 39th time in a year, continuing to be among one of the world’s most active volcanoes. The eruption began on the anniversary of Episode 1 at ...