HOUSTON — For many Houston drivers, it only takes one nighttime trip on a dark freeway to realize something’s wrong. Across the city and Harris County, hundreds of overhead streetlights meant to ...

Julie Sweet, the chief executive of consulting giant Accenture ACN-0.55%decrease; red down pointing triangle, recently delivered some tough news: Accenture is “exiting” employees who aren’t getting ...

Sarah Krieger recently got the shiniest gold star at work. One of her tips for using artificial intelligence was featured in a trade publication, which caught the attention of a vice president at her ...

Lasers, LEDs and light sources are devices that create light. LEDs (light emitting diodes) convert an electrical current into light using spontaneous emission in optically active semiconductors.

Your favorite latte at the local coffee shop could soon cost $5, $5.10 or $5.25—depending on how you pay. A settlement between Visa, Mastercard and U.S. merchants announced this week could usher in a ...