On New Year’s Eve, as people partied around the globe, a massive power blackout sent Puerto Ricans scrambling in the dark.

No blackouts occurred when renewable electricity supply exceeded 100% of demand on California's main grid for parts of 98 of 116 days.

California's power grid operator declared a level three energy emergency meaning blackouts could happen at any minute. As ...

The state’s climate goals need additional flexibility during heat waves or winter storms to ensure the reliability of the ...

Joe and Teresa Tortomasi turned their Sierra Madre, California, home into a neighborhood bright spot by installing rooftop ...

Stanford University professor Mark Z. Jacobson spoke to pv magazine about recent research work showing that California could ...

A winter storm is poised to pummel Texas and the US South later this week, putting the region at risk of blackouts and travel ...

More than 700,000 clients, including 16 hospitals and Puerto Rico’s water and sewer company, had power back by Tuesday night, ...

Puerto Rico’s new Gov. Jenniffer González Colón has appointed an energy czar to help pull the U.S. territory out of a power ...

The pro-Russian breakaway Moldovan region of Transdniestria, left without Russian gas supplies that no longer transit through neighboring Ukraine, faced longer periods of rolling power cuts over the ...

Chelsea's title race is run as Erling Haaland embarrassed West Ham but not as much as Brentford embarrassed Southampton. Here ...