As clean energy scales up, experts say outdated grids and poor planning are turning local outages into global wake-up calls.

Portuguese authorities have announced measures to strengthen the country's electricity system after the April 28 blackout ...

The unprecedented collapse of Spain's power grid left more than 50 million people without electricity for several hours ...

Spain's nationwide power outages in April probably cost oil producer Repsol (OTCQX:REPYF) (OTCQX:REPYY) ~€170M ($200M) in ...

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 ...

Spain’s government said Tuesday that the massive April power outage across Spain and Portugal that left tens of millions of people disconnected in seconds was caused by technical and planning ...

MADRID — Spain’s government said Tuesday that the massive April power outage across Spain and Portugal that left tens of millions of people disconnected in seconds was caused by technical and ...

Spain lost 15 gigawatts of electricity — or about 60% of its supply. Portugal, whose grid is connected to Spain's, also went down. Only the countries' island territories were spared.

A high-voltage power line that snapped at the start of a major power outage in the Czech Republic on Friday was not over-burdened at the time, grid operator CEPS said on Thursday, adding it was still ...