Discover why Hayli Gubbi, a shield volcano in Ethiopia, erupted after 12,000 years of dormancy and its geological implications.

Satellite images have captured a rare volcanic eruption that occurred Sunday at Ethiopia’s Hayli Gubbi volcano, sending towering ash plumes toward Yemen and Oman. The eruption is the first recorded activity at the volcano in roughly 10,000 years, offering scientists a striking glimpse of a previously dormant geological site.