Mauna Loa, the world's largest active volcano, is the mighty giant of Hawaii that's still bubbling away, waiting to be explored.

The eruption of the Mauna Loa volcano in the US state of Hawaii prompted residents and tourists to visit the site to witness the rare scene. It is the world’s largest active volcano. After its ...

Hawaii’s Mauna Loa Observatory just captured an ominous sign about the pace of global warming. Atmospheric levels of ...

Hawaii, United States - November 29, 2022 Mauna Loa, the world’s largest active volcano, has started to erupt for the first ...

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 ...

The level of carbon dioxide in the atmosphere measured by a weather station at the Mauna Loa Observatory in Hawaii increased by 3.58 parts per million in 2024 – the biggest jump since records ...