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

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

The likelihood of this ever happening was extremely low and—speculation about its causes aside—the episode has caused serious ...

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

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

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

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 ...

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

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