If you need to measure a distance, it is tempting to reach for the ubiquitous ultrasonic module like an HC-SR04. These work well, and they are reasonably easy to use. However, they aren’t without ...

In a way, the magic of a soil moisture sensor’s functionality boils down to a simple RC circuit. But of course, in practice there is a bit more to it than that. [rbaron] explains exactly how ...

Curious about how cadence sensors work and how to use them effectively? This hands-on guide breaks down the basics of cadence sensing—from the core principles behind pedal rotation tracking to ...

Dua Rashid has been working as a consumer tech journalist since 2020. She's worked for a bunch of tech publications, including Gizmodo, IGN, PCMag, BuySide from WSJ, Digital Trends, and TechRadar, ...

Workplace accidents are a huge problem in the U.S., where costs from occupational injuries, illnesses, and fatalities have exceeded $250 billion annually. Addressing these problems requires a ...