Some Mondays are worse than others, but April 28 2025 was particularly bad for millions of people in Spain and Portugal.

A government investigation found that efforts by Red Eléctrica de España, Spain's grid operator, to address a small instability in the system actually led to more severe issues, causing a ...

The extraordinary failure of Spain's entire electricity system in April sparked furious debate over the energy transition. But what caused the blackout?

Electricity demand and a greater mix of renewable and fossil generation in the United States requires more attention paid to ...

A view shows Santa Llogaia electrical sub-station connected to the interconnection grid between France and Spain that tripped after a sudden, large drop in power supply and caused the major blackout ...

Six weeks after Spain and Portugal suffered a massive power outage, authorities in Madrid issued an official report Tuesday, saying April’s cascading blackout that left tens of millions ...

Spain’s 2025 blackout wasn’t caused by too much solar or wind, but by outdated grid rules, weak voltage control, and poor coordination of system assets.

Portugal's energy minister says a report by the Spanish government into the mass power outage that hit the neighboring ...

From the Madrid power outage to wildfires, Whisker Labs has detected voltage swings before disasters struck. Could this ...