A wild start to the holiday weekend! A sharp magnitude 6.0 earthquake rattled the state Friday night at 9:46 p.m., centered on the western flank of Mauna Loa in South Kona. The good news is that the ...
Japan completed the world’s first real-time ocean floor earthquake detection system in June 2025, giving 20 seconds more earthquake warning and 20 minutes more tsunami warning. The network spans ...