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Who needs FaceTime? 4 video

For staying connected, video calling is still all the rage. More personal than a phone call, but just as easy, video calling is often free and the feature is popping up in more apps, including WhatsApp earlier this year. If you have an iPhone or iPad, your top choice would likely be FaceTime, since its built into the operating system …

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Ultra HD 4K TV color, part I: Red, green, blue and beyond

Geoffrey Morrison/CNET Since the first color TV signals were broadcast, over 50 years ago, there have been shockingly few advancements. Thanks to limited bandwidth, legacy standards and the limitations of ancient CRT televisions, even the HDTV standards introduced in the early 2000s didn’t improve color realism much beyond what had been possible for decades. That’s all about to change. In …

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