If you wanted to check someone’s pulse from across the room, for example to remotely monitor an elderly relative, how could you do it? You might think it’s impossible, because common health-monitoring ...

Radar-based sensors seem to be having a moment at CES, especially in tech meant for people to keep tabs on their aging family ...

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(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Chandler Bauder, U.S. Naval Research Laboratory and Aly Fathy, University of Tennessee ...