BOSTON One promise of ride-hailing companies like Uber and Lyft was fewer cars clogging city streets. But studies suggest the opposite: that ridehailing companies are pulling riders off buses, subways, bicycles and their own feet and putting them in cars instead. And in what could be a new wrinkle, a service by Uber called Express […]

NEW YORK Shoppers at self-checkout lanes scanning all their groceries after they’re done shopping? Old school. More stores are letting customers tally their choices with a phone app or store device as they roam the aisles. For customers, scanning as they go can be faster and make it simpler to keep track of spending. For […]

HOLLIDAYSBURG, Pa. A dog’s sense of smell is said to be thousands of times stronger than a human’s, enabling dogs to detect things human senses might miss, such as a thumb drive containing child pornography but disguised as a toy. Electronic storage detection dogs are specially trained to sniff out devices such as USB drives, […]