San Francisco plunged into darkness when nearly 30 percent of the city was struck by a power outage, which brought vital transportation, such as self-driving cars, to a grinding halt on Saturday night ...

Add Yahoo as a preferred source to see more of our stories on Google. John Mleczko, left, and Julia Cooke, both of San Mateo, sit on a bench with their friend, Liz Norris, as they celebrate her ...

Power was restored Sunday morning to the bulk of the 130,000 homes and businesses in San Francisco impacted by a massive outage a day earlier that caused major disruptions in the city. About 17,000 ...

Power failures are no longer rare glitches in the background of modern life. In 2024 the US power grid faced 346 major disruptions, which works out to nearly one blackout every day, and that pace of ...

The power can go out for any reason — high winds, severe storms, tornadoes, the snow and cold, car crashes — or for what feels like no reason at all sometimes. When you do lose power, the questions ...