This photo was taken by a Hawaiian Volcano Observatory monitoring webcam just before 6 a.m. July 9, 2025, during Episode 28 of the ongoing Kīlauea summit eruption. Mauna Loa looms in the background, ...

Large distant earthquakes in the past have generated tsunamis that caused significant damage and deaths in Hawaii. In 1946, a ...

At 1:24 p.m. July 29, a magnitude-8.8 earthquake struck the Kamchatka Peninsula, Russia. A tsunami warning was issued at 2:43 p.m. for Hawai‘i, and the Pacific Tsunami Warning Center issued a forecast ...

For decades, Australia has relied on data from US satellites, floats and monitoring programs. Planned deep cuts put ...

The Trump administration is attempting to revoke a landmark rule that allows the Environmental Protection Agency to regulate greenhouse gas emissions from cars, power plants and other sources under ...

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.

From Mount St Helens in Washington to the Mauna Loa in Hawaii, these structures have a complicated history of disaster and beauty.

As part of the show, Momoa and his co-stars ran “half-naked” in battle scenes, and the eruption of Mauna Loa actually helped add to the proceedings.

In a major shift in strategy, the Office of Hawaiian Affairs Board of Trustees voted Thursday to withdraw two longstanding lawsuits related to Mauna Kea, signaling a move toward partnership ...