As clean energy scales up, experts say outdated grids and poor planning are turning local outages into global wake-up calls.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

Spain's second-largest oil refiner Moeve, formerly known as Cepsa, said on Monday the massive power blackout that hit Spain ...

The cause of the blackout remains a mystery At a press conference on Monday evening, Spanish Prime Minister Pedro Sánchez said a nationwide blackout of this scale had never happened before in Spain.

Spain's second-largest oil refiner Moeve, formerly known as Cepsa, said on Monday its net profit fell 19% in the first half ...

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.

Grid failures like the one experienced in Spain and Portugal are dangerous—and they’re not an isolated glitch. Such events ...

The Spanish Congress of Deputies has toppled the royal decree-law aimed at reforming the grid after the April blackout.

Spain’s electricity comes from a range of soures, including renewables (which are inconsistent by nature), fossil fuels, and nuclear power.