Scientists and concerned residents living in the vicinity of Hawaii's Mauna Loa volcano are continuing to keep an anxious eye on the world's largest active volcano that erupted on Sunday after 38 ...

Mauna Loa, one of the world's largest active volcanoes, is erupting for the first time in 38 years on Hawaii's Big Island. The eruption began in Moku'āweoweo, the summit caldera of Mauna Loa ...

Staff, researchers and other sources gave details on the building’s role as the main support office for the Mauna Loa Observatory about 30 miles west of Hilo. The observatory, established in ...

March 27 marks the anniversary of the onset of Mauna Loa’s dramatic 1868 eruption, when lava flows from the Southwest Rift Zone severely impacted the Ka‘u district. However, this may not have been the ...

Mauna Loa, in Honolulu, Hawaii, 4,169 meters above sea level, is the most active volcano in the world. After 40 years of dormancy, it erupted Monday around midnight, the U.S. Geological Survey ...

There are two active volcanoes in Hawai'i Volcanoes National Park, Mauna Loa and Kilauea, but Kilauea is the real "must-see." A 4,000-foot-tall mountain, Kilauea has been active since Jan. 3 ...