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 ...

Greg Lui-Kwan, far right in front of his older brother, posed for a photo with his mom and several siblings with the lava fountain from the 1960 Kapoho eruption behind them. “We were routed out of bed ...