Precious metals may be escaping from the planet’s core. This hotly debated subject could help us understand Earth’s evolution and determine whether life exists elsewhere in the Universe ...

You can watch next month’s lunar eclipse right from your tent in these remote, dark-sky spots across the U.S.

Visual observations have been a backbone of volcano research more than 2,000 years and remain fundamental to understanding how volcanoes work. Technological advancements — such as livestreaming ...

Most webcams used by the USGS Hawaiian Volcano Observatory take a snapshot every few minutes to conserve bandwidth, but three webcams are currently “livestreaming” — meaning they transmit real-time ...

The latest episode of Kilauea's ongoing eruption lasted more than nine hours, with the volcano's South Vent Fountain reaching as high as 1,300 feet.

HAWAII — The Kīlauea volcano on Hawaii’s Big Island stopped erupting on Sunday after flowing for almost 10 hours. At its highest, the fountain of lava soared 1,300 feet in the air from the south vent, ...

Kilauea has erupted once more on Hawaii's Big Island, launching lava and ash an astonishing 35,000 feet into the atmosphere.

As people wait for Kīlauea’s 43rd eruption episode, some Hawaiʻi Island residents are still dealing with the aftermath of the 41st episode. Team Rubicon, a veteran-led volunteer group, is stepping up ...

About 56 million years ago, Europe and North America began pulling apart to form what became the ever-expanding North Atlantic Ocean. Vast amounts of molten rock from Earth's mantle reached the ocean ...