Power had almost fully returned to Spain early Tuesday morning as many questions remained about what caused one of Europe’s ...

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

The Iberian Peninsula’s widespread blackout raises questions about the resilience of the electric power infrastructure in the ...

Even as electricity was restored across Spain and Portugal after a daylong blackout, residents tried to make sense of 18 ...

Spain and Portugal switched their power back on after the worst blackout in their history, though authorities offered little ...

Electricity is pulsing through Spain and Portugal again after a massive outage knocked out power for the entire ...

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

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

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