These are some great DIY projects that you can do for cheap.

This noise generator has an adjustable bandwidth and a consistent amplitude no matter what bandwidth is selected. When working on a recent Design Idea for an adjustable filter, I wanted to use an ...

We may receive a commission on purchases made from links. If you have an interest in electronics and have been hanging around DIY tech forums for a while now, chances are you already know what an ...

The ESP32 keeps finding new jobs in my house.

Have you ever been in a situation, whether in a conference room, a private office, or a room in your own home, where you can't tell if someone is inside (or if the light is on) from the outside ...

A battery that "talks" does not use words—it communicates through data. Researchers at Kiel University have demonstrated how ...

Laser-based sensor developed by KAUST researchers to detect early signs of lithium-ion battery thermal runaway. Credit: KAUST / Professor Aamir Farooq A Saudi Arabian university research team has ...

Generally, LiFePO4 (LFP) batteries are quite safe and stable, but it’s still possible for something to go wrong, even ...

Researchers at Rice University and North Carolina State University have developed a stretchable battery ...

This project demonstrates the implementation of a compact embedded system capable of continuously monitoring GPS coordinates ...

The device, which pulls moisture from the atmosphere to form its electrolyte, could power wearable health monitors ...

The future of healthy indoor plants, courtesy of AI. (Credit: [Liam]) Like so many of us, [Liam] has a big problem. Whether it’s the curse of Brown Thumbs or something else, those darn houseplants ...