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

MADRID (AP) — The cause of Spain and Portugal’s widespread blackouts remained a mystery on Tuesday, with some isolated ...

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

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

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

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

Power has now been fully restored in Spain and Portugal, as officials continue to investigate what caused the outage.

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