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

A key site that monitors global carbon-dioxide emissions went offline for maintenance and will return later Wednesday, according to the National Oceanic and Atmospheric Administration.Most Read from B ...

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

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.

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 ...

Tap HERE to track the snow and rain coming into Hawaii with our interactive radar. The tops of Mauna Kea and Mauna Loa will be blasted with heavy snowfall the next 36 hours. The pink color shows you ...

Update at 8:11 a.m. Jan. 29: The National Weather Service forecast office in Honolulu has already extended a flood watch in ...

Volcano House is 4,000 feet above sea level in Hawaii's Volcanoes National ParkIt's perched on the edge of active volcano Kilauea's Halemaumau CraterWould you stay at this hotel? Scroll down to vote ...

A powerful storm system pummeled Hawaii Thursday with flash flooding, damaging wind gusts, severe thunderstorms and blizzard-like conditions on the high mountain peaks. The storm has left ...

Update at 3:36 p.m. Jan. 30: There were 34,034 homes and businesses without power at about 3:30 p.m. Thursday in Hawaiʻi County, according to FindEnergy.com, an independent organization with no ...