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Between the speed and reliability of modern desktop 3D printers and the abundance of powerful single-board computers, there’s never been a better time to build a personal computing device ...

Forgot to unplug the iron this morning? The top smart plugs, outlets, and power strips we've tested let you control anything you can plug into the wall from your phone. I'm PCMag's managing editor for ...

While building a simpler model for particle interactions, physicists found a new representation involving pi—not a new value for pi, and not a replacement for the one you learned in school.