Using a nearly 200-year record of lava chemistry from Kīlauea and Mauna Loa on the Big Island, scientists from University of Hawaiʻi at Mānoa and their colleagues revealed that Hawaiʻi’s two most ...

November 29, 2022 Mauna Loa, the world’s largest active volcano, has started to erupt for the first time in nearly four ...

Passing by a series of subterranean geological features named cave chocolate, cave bacon and cave popcorn, I start to wonder ...

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

geology and natural history. Tour tickets and times vary by operator, but you can expect to pay around $300 per adult. Visit the individual tour operator websites for more information. Mauna Kea ...