We knew that volcano was prone to eruptions—but there are many we're not sure about.
Written by Shel Evergreen. Published by Ars Technica Jan. 31, 2022.
Hunga Tonga-Hunga Ha'apai erupted on January 15 in one of the largest volcanic events in decades, and research in recent years indicates that the volcano produces similar violent eruptions about once every millennium. But some of the deadliest and most explosive eruptions in the last two centuries have come from volcanoes with no historical record of eruption. Now, scientists are taking a fresh look at surprise eruptions and seemingly quiet volcanoes...