Portuguese grid operator REN will allow utilities to resume imports of electricity from Spain, but the transmission capacity ...

Whatever the root cause, one thing’s crystal clear: major blackouts don’t just switch off the lights; they send shockwaves ...

Portugal is supplying electricity to clients from its own sources as power exchanges with Spain remain suspended amid an ...

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.

The countries’ top officials were trying to determine the cause of an outage that left tens of millions of people across the ...

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

Play was halted at the Madrid Open tennis tournament, while the Spanish capital's metro system ground to a stop.

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

We have never had a complete collapse of the system,” Spanish Prime Minister Pedro Sánchez said in a televised address after ...

Spain’s blackout highlights growing grid risks as renewable energy expands and storage infrastructure lags behind.