Big Island resident, University of Hawai‘i at Hilo grad and “Chief of War” set geologist Michelle Mazzetti is talking about ...

Friday night saw the highest single fountain and highest pair of fountains seen during Kilauea's current eruption.

Mount Kilauea, a volcano that has been active in recent years, erupted again on Hawaii's Big Island, according to the U.S.

If paradise had a “plus-size” option, the Big Island of Hawaii would be it. Twice the size of all the other Hawaiian Islands ...

Exploring lava tubes feels like stepping into a frozen river of rock. These caves formed when molten lava drained away, leaving long, hollow tunnels behind. The western United States has dozens you ...

Lava flow from a new vent on Italy’s Mount Etna volcano has extended almost 1,740 feet (530 meters) closer to sea level. The National Institute of Geophysics and Volcanology, Etnean Observatory ...

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 ...

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 ...