A magnetometer is a device that measures magnetism: the direction, strength, or relative change of a magnetic field at a ...

When a transmitter sends a Wi-Fi signal and a receiver captures it after it passes through a person, the signal’s changes can ...

This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already ...

The sensor lineup includes smart plugs, air quality monitors, and motion detectors, and automatically connects to Sidewalk ...

This week, Hackaday’s Elliot Williams and Kristina Panos met up over coffee to bring you the latest news, mystery sound ...

Aqara launches the Thermostat Hub W200, Camera Hub G350, U400 next-gen smart lock, and new spatial sensors at CES 2026 ...

AONDevices, Inc., a leader in super-low-power AI for audio and sensor intelligence, and InvenSense, a TDK group company and a ...

You can hear sound, of course, but what if you could see it with a laser? That’s what [Goosetopherson] thought about, and thus a new project that you can see in the video below was born. The ...

"I built each of these machines," the man said, noting, "if I bought them, they'd cost over a quarter-million to buy." ...

This resource provides clear explanations of how switching regulators work and how voltage boosting is achieved efficiently ...

Helium leaks are hard to detect. Helium is odorless, colorless, tasteless, and does not react with other chemical substances. Not only can we not see or smell it, but traditional gas sensors have ...