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

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

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

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

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

Officials race to identify cause after power supply finally restored - Spain’s electricity operator had earlier all but ruled ...

The UK’s National Energy System Operator (Neso) grid operator is looking into unexplained power plant failures that affected ...

Spanish grid operator Red Electrica said there was a "strong oscillation in the power flow, which triggered 'a very ...

The hunt has begun for the cause of a massive blackout across Spain, Portugal and parts of France that halted trains, bank ...

The blackout in Spain on April 28 plunged the country into darkness and, as the Spanish media wrote, threw the country back ...

The power cuts that swept across Spain, Portugal and parts of southern France plunged the Iberian peninsula into chaos.

Spain is recovering from the blackout. Despite the shutdown of nuclear power plants, the country's power system is gaining ...