Hawaii's Kilauea volcano began spewing volcanic activity this week for its 9th time with no injuries or damage reported.

A Winter Storm Warning for the Mauna Kea and Mauna Loa summits on the Big Island remains in effect through Saturday morning. As much as 18-24 inches of snow will combine with winds gusting up to 85 ...

The chances of an asteroid striking Earth within the next decade has doubled in a matter of weeks, according to NASA ...

The observatory said Friday's earthquake didn't affect either Mauna Loa or a neighboring volcano, Kilauea. There were no immediate reports of damage to telescopes on the summit of Mauna Kea ...

A powerful storm that will bring heavy rain, gusty winds and flash flooding is set to hit the Hawaiian Islands Wednesday evening.

Several severe weather alerts have taken effect as a strong winter storm system approaches Hawaii. The HNN First Alert Weather Team earlier declared a First Alert Weather Day statewide through Friday ...

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 ...

Many of the same folks who blocked construction of the Thirty Meter Telescope atop Mauna Kea in 2015 and 2019 dominated the four meetings about the cutting- edge proposal held this week on Hawaii ...

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 ...

The Big Island of Hawaii's Mauna Kea Golf Course has completed a redesign, as part of the Mauna Kea Beach Hotel's $200 million renovation. The 18-hole course, originally designed in 1964 by Robert ...