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

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

Electricity has returned to Spain and Portugal, but the cause of Monday's widespread blackout remains a mystery. It was one ...

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

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

Prime Minister Pedro Sánchez is set to meet with the National Security Council as Spain seeks to figure out what happened.

The limited return of electricity to Iberia has revealed a more profound weakness within the area's power infrastructure.

Travelers delayed by Monday's outages crowded train stations on Tuesday trying to go home though schools and offices reopened ...

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

Misleading claims and theories have been circulating online after Spain, Portugal and parts of southern France were hit by an ...

Officials dismissed speculation about foul play, saying there was no sign that the outage was from a cyberattack.