A hotspot that is now located in the Atlantic played a key role in forming the lakes, home to a fifth of the world's fresh water.

President Joe Biden has brought a land mass bigger than the entire state of Rhode Island under federal protection.

There was no visible flow of lava back into the vent after the pause, and the gradual drop in lava level is more likely because of loss of gas bubbles — summit lavas are 50% or more bubbles — or very ...

The Yellowstone supervolcano is stirring in its sleep. Scientists say the enormous magma pool is moving. Researchers from the ...

The giant supervolcano that lies under Yellowstone National Park is cooling off in the west but staying hot in the northeast.

After a three-month pause, Kīlauea started erupting again on Dec. 23. The on-again-off-again eruption has delighted parkgoers. The Conversation talked to Jessica Ferracane from Hawaiʻi Volcanoes ...

An extinct volcano is lying hidden in Carlsbad's Calavera Nature Preserve in north San Diego County. Welcome to Mount Calavera!

"When I went outside, it hit me like a brick," a Whiting resident said. "Friends will sometimes visit from Chicago and say it ...

A volcano in the U.S. state of Hawaii has fired fountains of lava some 80 meters into the air in a dramatic eruption on the Big Island, filling its crater with glowing molten rock. The latest eruption ...

The beach gets its name from the diamond-like clear icebergs that wash ashore, offering a stunning contrast against the black ...