This week’s blackout in Spain and Portugal confronted authorities with an unprecedented event: the first mass electrical outage on a grid largely powered by wind and solar energy. Spanish ...

Spain’s Interior Ministry declared a state of emergency after a massive power outage hit Spain and Portugal on Monday, knocking out traffic lights and forcing the evacuation of subway systems in ...

Electricity is pulsing through Spain and Portugal again after a massive outage knocked out power in both countries on Monday. So too are questions. It remains unclear what caused the sudden and ...

Spain's Prime Minister Pedro Sánchez says "all necessary measures will be taken" to prevent another power outage Portugal's Prime Minister Luis Montenegro says he's requested an EU agency to ...

Parts of Spain, Portugal and southern France were plunged into darkness on Monday by a massive power outage. The lights are coming back on for some, but the cause of the outage remains unclear.

Monday’s devastating blackout in Spain is raising questions about the country’s massive reliance on solar and wind power for electricity — and whether the new power sources may have played a ...

Last Monday was a tough day for citizens of Spain and Portugal. Both countries were hit by an hourslong power outage that some say was the worst such event in living memory. What they did not ...

Mr. Cerdà, a journalist and the author of “Presentes,” wrote from Valencia, Spain. We took out a candle, lit it and finished our dinner. In darkness. In complete silence. On April 28 ...

Spain’s grid operator has denied that solar power was to blame for the country’s worst blackout, as Prime Minister Pedro Sanchez faces increasing pressure to explain what went wrong.

Failure to do so may bring the whole system back to its present state. While the grids in Spain and Portugal are connected to each other, they have limited connections to elsewhere. The only ...