That happened two years ago with the world’s largest active volcano. About two months before Mauna Loa spewed rivers of ...

Scientists can’t know precisely when a volcano is about to erupt, but they can sometimes pick up telltale warning signs.

An analysis of crystals in lava from the 2022 eruption of Mauna Loa has revealed an unknown magma reservoir within the ...

The volcano sits on Big Island and its latest eruption occurred in November-December 2022, but the question of when it'll go ...

The U.S. Geological Survey says it has detected an increase seismic activity around Kamaʻehuakanaloa. The underwater volcano ...

White Island, the tip of an undersea volcano also known by its Māori name Whakaari, was a popular tourist destination before the eruption and was reached by boat or helicopter from the North ...

The summit area of Mauna Kea on the Big Island got about 2 inches (5 centimeters) of white powder. Hawaii is better known for its warm weather, beaches and rainforests. But it's not unusual for ...

Extinct volcanoes may be hiding an unexpected bounty. A recent study could challenge the current exploitation of rare earths. Rare earth elements are ubiquitous in our technology: from smartphones to ...

Several inches of snow blanketed the summits of Mauna Loa and Mauna Kea, the tallest peaks in Hawaii and part of the state's Volcanoes National Park. "Due to winter weather conditions, the summit ...

Humans are emitting far more planet-heating carbon-dioxide (C02) than all the world's volcanoes put together. But scientists hope that by studying climate change in Earth's distant past, they can ...