Hawaiʻi Island isn’t my usual go-to for island hopping, but when a friend who once called it home invited me along, I ...

COURTESY CFHT This web camera photo shows the Canada –France –Hawaii Telescope near the summit of Mauna Kea this afternoon. Big Island summits are under a winter weather advisory until 6 a.m. Sunday.

Dry, windy conditions will persist the remainder of today and likely Saturday for much of the Big Island — with the threat of ...

Over nearly seven decades, research conducted at Hawaii’s Mauna Loa Observatory taught us that global warming is happening and humans are causing most of it. Trump's proposed budget for 2026 would ...

Lava fountains at the summit of Kilauea have been shining a spotlight on Hawaii’s most active volcano but let us not forget the larger one looming in the background of Kilauea. Mauna Loa is currently ...

“Volcano Watch” is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists and affiliates. This photo was taken by a Hawaiian Volcano Observatory ...

Closing Mauna Loa and three other U.S. sites that track greenhouse gases would disrupt a decades-long record of the planet’s changing atmosphere. By Rebecca Dzombak More than 11,100 feet above sea ...

The greenhouse effect was discovered more than 150 years ago and the first scientific paper linking carbon dioxide levels in the atmosphere with climate change was published in 1896. But it wasn't ...

Alex Sen Gupta receives funding from the Australian Research Council. Katrin Meissner receives funding from the Minderoo Foundation and has received funding from the Australian Research Council in the ...