A magenta flexible electronic display (right square) cools a person’s arm better than the commercial wrap film with a similar hue (left square). Electronic signs are all around us, giving directions ...

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President Donald Trump’s whimsical decision to return the Department of Defense to a title it has not otherwise held in almost a century may well wind up costing the U.S. taxpayer up to $2 billion.

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The top smart displays we've tested can serve as an advanced alarm clock, a helpful kitchen companion, or a convenient desk-side dashboard. I’m PCMag’s home theater and AR/VR expert, and your go-to ...