People watch the glow from lava erupting from Hawaii's Mauna Loa volcano, Monday, Nov. 28, 2022 in Hilo, Hawaii. (Caleb Jones/AP) Sign up for the On Point newsletter here. Hawaii’s Mauna Loa ...

Phoenix: Mauna Loa has a really long and storied eruptive history, and it’s been at this game for a million years, give or take. It’s erupted more than 30 times since just the 1840s.

Mauna Loa’s summit crater sits about 21 miles west of Kilauea, a smaller volcano that has been erupting since 2021. Their simultaneous eruptions have created a rare dual-eruption event ...

Mauna Loa has erupted 33 times since 1843, according to the USGS. It last erupted in 1984, when lava spilled down its slopes and came within 4.5 miles of Hilo.

For 67 years, the observatory on Hawaii's Mauna Loa volcano has been taking these measurements daily  — tracking the invisible gas that is building up in our atmosphere and changing life on Earth.

The federal government's decision not to fund the Thirty Meter Telescope played a role. But questions remain about where the ...

Perhaps most interestingly, Mauna Loa has some competition for the crown of the largest volcano — that is, on the Earth's surface. Roughly 1,000 miles east of Japan is an extinct volcano dubbed ...

Mauna Loa Macadamia Nut Co. LLC of Kea’au, Hawaii, is voluntarily recalling Mauna Loa Dark Chocolate Covered Macadamias in 0.6 and 4 ounce bags.

NASA Odyssey orbiter snapped a first-ever image of a Mars volcano peeking above some clouds before dawn. It’s twice as tall as Earth’s largest volcano ...

Jets of searing hot molten lava spewed more than 1,000 feet into the Hawaiian air Friday from the Kilauea volcano.

The world’s largest active volcano, Mauna Loa on Hawaii, is erupting for the first time in nearly 40 years. Though lava is flowing down one side of the volcano, the eruption in Hawaii Volcanoes ...