The IEA’s latest Electricity report highlighted 15 major blackouts across four continents in 2025. (POWER Mag)
Highly interconnected grids are increasingly falling victim to complex protection and voltage failures. Throughout the year, minor equipment faults or voltage spikes triggered cascading blackouts, including a 31 GW load drop that islanded the entire Iberian Peninsula and a communications glitch that plunged 98% of Chile into darkness.