Gold nanorods are promising photocatalysts that can use light energy to drive chemical reactions—such as converting CO₂ into ...

AC induction motors are everywhere, from ceiling fans to vehicles. They’re reliable, simple, and rugged — but there are some disadvantages. It’s difficult to control the speed ...

Extend the LM358 op-amp family’s output voltage range by cascading the op-amp with a few simple, inexpensive components.

Plug Power fancies itself as the next next-generation hydrogen fuel cell company, but its core business is actually providing fuel cells that go into forklifts and other material handling equipment.

IT WILL STAY OPEN AS LONG AS NEEDED. AND SACRAMENTO POWER IS OUT IN PART OF MIDTOWN AFTER A FEDEX TRUCK CRASHED INTO A POWER POLE. YOU CAN SEE THAT TRUCK GETTING TOWED AWAY FROM THE SCENE AT 29TH AND ...

Neither snow nor rain nor heat nor gloom of night will stay these robotaxis of their appointed trips — but a power outage apparently will. On Saturday evening, a blackout left nearly a third of San ...

Short interest is the number of shares that have been sold short but have not yet been covered or closed out. Short selling is when a trader sells shares of a company they do not own, with the hope ...

San Francisco was affected by a massive power outage over the weekend. It started with a fire at a substation in the city on Saturday afternoon, causing a blackout that at times affected as much as a ...

Editor's Note: Thousands still remain without power in San Francisco on Monday, Dec. 22. Thousands remain without power in San Francisco the morning of Dec. 21 as the city recovers from a major power ...

A massive power outage plunged large swaths of San Francisco into darkness Saturday, knocking out electricity to about 130,000 homes and businesses and leaving self-driving cars stalled in city ...

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 ...