Not every notebook has a touch screen, but try one, and you'll be a tap-and-swipe convert. Here's what to know about touch-panel technology, plus the best touch-screen laptops you can buy ...
but Dell's XPS 16 embraces it on one of the most gorgeous displays around. The edge-to-edge glass touch screen features a 90Hz refresh rate, 4K resolution, and OLED technology. The Intel Core ...