Spanish investigators on Tuesday released a report showing that a power surge caused an hours-long blackout on the Iberian ...

Spain's government said Tuesday that the massive April power outage across Spain and Portugal that left tens of millions of ...

The massive power outage that swept across Spain and the larger Iberian Peninsula in late April was caused by multiple technical and planning failures, according to a report released on Tuesday.

Despite initial speculation, authorities found renewable energy had nothing to do with the massive power failure.

The Spanish government has ruled out a cyberattack as the cause of the April blackout and has pointed to poor planning by the ...