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, based on ...

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Want to share your screen to collaborate with a colleague, or remotely access someone’s computer to troubleshoot a technical problem? Whatever your screen-sharing need, here are 22 free collaboration ...

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The head of Apple's software business explains to CNET why we won't be seeing an iMac or other Apple computers with a touch screen. Shara Tibken was a managing editor at CNET News, overseeing a team ...