Hawaii's Kilauea was spraying a spectacular fountain of lava on Monday, keeping up its reputation as one of the world's most ...

Hawaii Volcanoes National Park Hikes will put you in the heart of this park's (Or Pele's) fiery past, present, and futur ...

Let’s image the simplest, most boring volcano possible. It consists of a magma balloon fed by a straw. The ground is perfectly flat above the balloon. Magma comes up the straw at a constant ...

Lava fountains at the summit of Kilauea have been shining a spotlight on Hawaii’s most active volcano but let us not forget the larger one looming in the background of Kilauea. Mauna Loa is currently ...

A magnitude 5.7 earthquake was reported Friday on the southern flank of the Mauna Loa volcano on Hawaii's Big Island. The quake, whose magnitude was initially reported to be as high as 6.3, was ...

The recent 2022 Mauna Loa eruption began just before midnight, at 11:21 p.m. on November 27. The first caldera floor fissures were visible in webcams; however, the activity propagated south, outside ...

Understanding volcanic eruptions requires learning about where the erupted lavas come from deep within the volcano. But how do scientists get information about magma storage when they can’t visit ...

Volcano Watch is a weekly article and activity update written by scientists and affiliates with the U.S. Geological Survey Hawaiian Volcano Observatory. Mauna Loa’s Fissure 3 gas plume, with rain ...

When Mauna Loa erupted in November 2022 for the first time in nearly forty years, one of the main concerns was the lava and where it would flow. But Mauna Loa didn’t only erupt lava – as with all ...

When Mauna Loa began erupting late at night on Nov. 27 for the first time in 38 years, officials with the Hawai‘i Department of Land and Natural Resources anxiously watched to see where the spewing ...

Scientists think pancakelike chambers, called sills, channel magma laterally and upward to recharge the chambers of both Mauna Loa and Kilauea volcanoes. Above, a close look at Mauna Loa’s Fissure 3 ...