Air is a necessity for us human beings, so monitoring it is important. Air quality is monitored in terms of the Air Quality Index(AQI), a single-number scale used to tell how polluted the air is and ...

A Raspberry Pi, an Adafruit 7-segment display, a 3D printed case, some vibe coding—and we've got a forever-clock that never needs adjusting.

Cut the bottom hem off a T-shirt and the raw edge curls. That curl comes from the knitting machine. It pulls the yarn tight while it works.

Cutting-edge electronics are transforming the textiles sector. These previously passive materials are evolving into “smart” systems that provide feedback and functionality. Today’s intelligent fabrics ...

Anyone can get started with ESP32, thanks to a few simple tools ...

The ability to write Python on microcontrollers with the likes of MicroPython and later CiruitPython has made them much more accessible. [MakerClassCZ] brings that to game development with PicoGame.

We’ve always taken a certain childlike joy in seeing tiny things made big, and big things tiny. Evidently [Uncle Stem] is the ...

A stepper motor bug in a PLACITECH build turned out to be LED-update timing in code rather than a failed motor driver.

Keeping up with new TV tech isn’t easy. Every few years, shoppers see new marketing jargon for features that companies promise will provide impressive improvements but often don’t live up to the hype.

AS OUR BEAUTY EDITOR, I’m often asked by my friends about LED face masks. Do they actually work? The short answer is yes, but there are some caveats. These devices use various wavelengths, with red ...

If you were on the fence about ESP32, these projects will get you started in no time ...

Julie Young is an experienced financial writer and editor. She specializes in financial analysis in capital planning and investment management. Dr. JeFreda R. Brown is a financial consultant, ...