The latest Wi-FI standard expands bandwidth and boosts performance. Here's what it changes, and what you'll need to upgrade ...

Wi-Fi extenders can help you give your home or office's wi-fi signal a boost, but which are the models worth buying? Here's what Consumer Reports recommends.

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Researchers show that ordinary WiFi signals can be used to create camera-like images of people in their surroundings, even if those people are not carrying active devices. Credit: Shutterstock ...

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