These days, most of us have a smartphone. They are so commonplace that we rarely stop to consider how amazing they truly are.

Last year we built a drone using ESP32 and our community loved it. Since then the project has evolved and the drone is now ...

Strictly speaking, a Theremin uses a pair of antennae that act as capacitors in a specific R/C circuit. Looking at ...

Now, a team of researchers from the University of Oxford, UCL, and Xi’an Jiaotong University may have found a solution. They’ve developed a soft, self-powered wearable sensor that uses AI to ...

A new study led by researchers at the University at Albany's Center for Technology in Government finds that in some rural and ...

The science pros at The King of Random explore electronics projects using LittleBits kits for hands-on learning.

Apple Watch Blood Oxygen Sensor Returns: How to Use It and What It Can Tell You About Your Health The smartwatch's Blood Oxygen app lets you measure the oxygen level of your blood on-demand. It's ...

The Sep/Oct 2025 issue of Elektor is out. The magazine explores a range of topics including short-range audio, satellite ...

The power system configuration of HydroBot is quite sophisticated. It uses the Horizon H-60 PEM fuel cell as its “engine,” ...

The ESP32-S3 is on the higher end of the spectrum when it comes to performance and capabilities, and I recently picked one up ...

Developed by the research team at the Helmholtz Institute for Renewable Energy Research in Erlangen-Nuremberg, Germany (HI ...

The ANT sensors will remain in place for several weeks, passively recording seismic noise across the project area. Once the recording period is complete, field crews will return to retrieve the ...