Spain's prime minister said a special commission will track down the cause of a massive power outage and all "necessary measures will be taken" to stop it from recurring.

Energy experts were surprised by the inability to isolate the blackout to a single area, forcing the system to be rebooted ...

A family of three are among those who have died since the unprecedented blackout in Spain and Portugal. Police said a married ...

The massive blackout that left Spain and Portugal in the dark on Monday brought home for many Europeans the overwhelming ...

Power has since been restored, but the blackout sent a powerful message: Energy security is as interdependent as it is ...

Spain's grid operator denied on Wednesday dependence on solar power was to blame for the country's worst blackout, while ...

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

In the video, as buildings in the neighborhood begin to light up one by one, people can be heard cheering, screaming and ...