Red Eléctrica, Spain’s electricity grid operator, ruled out a cyberattack, human error or unusual weather. Experts say it ...

Solar energy was powering the grid in Spain and Portugal on Monday—until it wasn’t, leaving tens of millions without ...

One of Europe’s most severe blackouts grounded flights, paralyzed metro systems, disrupted mobile communications and shut ...

A widespread blackout across Spain and Portugal upended the lives of millions of people across the Iberian Peninsula.

Electricity is pulsing through Spain and Portugal again after a massive outage knocked out power in both countries on Monday.

Power is almost fully restored in Spain and Portugal, although many questions remained about what caused one of Europe’s most ...

The outages occurred just hours before the Iberian Peninsula was hit by power cuts that crippled the countries' ...

A widespread power outage hit Spain and Portugal, affecting millions of people who live across Europe's Iberian Peninsula.

The blackout that paralyzed the Iberian Peninsula had an especially fierce impact on trains that run across Spain ...

Huge power cut in Spain and Portugal has left millions without electricity, but officials confirm there's no sign of a cyber ...

Spain's prime minister said a special commission will track down the cause of a massive power outage and all "necessary ...