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Researchers claim that a Raspberry Pi's Wi-Fi can provide "clinical-level heart rate monitoring" without the need for a wearable

Wi-Fi signals and machine learning can noninvasively process heart rate with clinical-level accuracy in under 5 seconds. After being tested on 118 people, it read pulse during motion using a $30 ...
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WiFi signals can measure heart rate—no wearables needed

Computer Science and Engineering Ph.D. student Nayan Bhatia demonstrates Pulse-Fi, technology that uses WiFi signals to measure a person's heart rate. Heart rate is one of the most basic and important ...
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I used to fear the Raspberry Pi’s underwater Wi-Fi capabilities, but now I’m looking forward to it

If there's one thing I used to fear about single-board computers, and the Raspberry Pi in particular, it was their ability to function underwater. While most people wouldn't submerge a Raspberry Pi, ...