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 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 ...

MAUNA KEA SUMMIT, Hawaii – A wintry blanket descended upon Hawaii's Mauna Kea summit this week, as the first snowfall of the season transformed the peak into a stunning winter wonderland.

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 ...