Two researchers and their pilot remained stranded on a remote Alaska volcano Friday, two days after freezing rain left thick ice on their helicopter. Alaska State Troopers said bad weather was ...

The $368 million network of instruments collecting data in both the Atlantic and Pacific has been critical to climate and ...

A portion of one of the most ambitious ocean monitoring networks ever built will go dark this month when scientists board a ...

HAWAII VOLCANOES NATIONAL PARK, Hawaii (AP) — The on-and-off eruption of Hawaii’s Kilauea volcano broke a record Monday with ...

Dominant northeast trade winds during most of the fountaining episodes carried the hazardous eruption plumes to the southwest ...

The Trump administration’s push to expand oil and gas development in Alaska faces a new test Friday, with the latest lease ...

Kilauea on Hawaii’s Big Island spewed lava again on Monday, sending lava hundreds of feet into the air and setting a new ...

Where in the U.S. can you find the highest concentration of recently (<12,000 years ago) formed calderas? Hint: it’s not in ...