Learn how to make a touchless air drum set using Arduino and ultrasonic sensors for endless musical fun. ‘That Has Never Been ...

One of the joys of writing up the entries for the 2025 Component Abuse Challenge has come in finding all the different alternative uses for the humble transistor. This building block of all modern ...

Researchers have developed a highly sensitive method for detecting hotspots in the environment, such as bushfires or military ...

Real-time environmental monitoring is increasingly important in agriculture, industrial automation, smart homes, and healthcare. The real-time data monitoring ...

A basic Arduino board adds creativity, flexibility, and interactivity to your home lab. It costs little but opens countless ...

DARPA launched Phase 1 of its Robust Quantum Sensors (RoQS) program, a groundbreaking effort to develop and deploy quantum sensing technology. Quantum sensors offer unmatched precision in detecting ...

A starch and MXene hydrogel combines stretchability, self-healing, conductivity, and biodegradability, enabling wearable sensors that track motion, support communication, and decompose safely in soil ...

Accurate, inexpensive, and mature platinum resistance temperature detectors (PRTDs) with an operating range extending from the cryogenic to the incendiary are a gold (no! platinum!) standard for ...

That also means it won't know you used Sam Porter's face once you're verified, as it has no way of 'checking the records', so to speak. The method requires using a phone for the Discord age ...

Pull requests help you collaborate on code with other people. As pull requests are created, they’ll appear here in a searchable and filterable list. To get started, you should create a pull request.

Designing an analog circuit can be a frustrating experience, as noted by Nick Cornford in his Design Idea (DI), “DIY RTD for a DMM.” With a fortnight’s struggle, I completed the design of 4 mA to 20mA ...

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