Mauna Loa, which means "Long Mountain" in Hawaiian, last erupted in 1984. The current eruption marks its 34th since written record keeping began in 1843. Kilauea, ...

Mauna Loa erupts in Hawaii: World's biggest active volcano was dormant 38 years The mountain, which is taller than Mount Everest measured from seafloor to summit, erupted Sunday. Its lava appears ...

Mauna Loa's Hawaiian name means "long mountain," which is fitting as the huge mountain extends roughly 74 miles from its edge along Hawaii Island's southern coast, to the rim of its summit caldera ...

Weston Thelen, a volcanologist with the U.S.G.S. who monitored the mountain from 2011 to 2016, said that sheer size, ... Mauna Loa last erupted in 1984, and in the years afterward, ...

Mauna Loa last erupted in 1984. Its smaller, more active neighbor, ... It then spread to vents that formed in a rift zone where the mountain is splitting apart and it’s easier for magma to emerge.

Mauna Loa and Mount St. Helens erupt in different ways,” said Liz Westby, a geologist based at the U.S. Geological Survey’s Cascades Volcano Observatory in Vancouver, Washington.

Hawaii's Mauna Loa volcano is continuing to erupt, but scientists say the lava flows have been slowing down as they reach relatively flat areas around the rumbling mountain.

"Mauna Loa has exhibited signs of unrest before," she added. Early 2021 was the last time the volcano "displayed similar elevated earthquake activity and expansion," Mulliken said.. So far, webcam ...

Mauna Loa is not exploding like Washington state's Mount St. Helens did in 1980, killing 57 people. That eruption sent ash soaring over 80,000 feet (24,384 meters) and raining down as far as 250 ...

The world's largest active volcano, Mauna Loa on Hawaii's Big Island, has started to erupt for the first time since March to April 1984, ending its longest known quiet period ever.