Despite being integral to aviation for more than a century, propellers have changed remarkably little since the Wright Brothers. A team at MIT’s Lincoln Lab has developed a new propeller shape ...

It seems every day there’s a new microcontroller announcement for which the manufacturer is keen to secure your eyeballs. Today it’s the turn of Espressif, whose new part is the ESP32-P4 ...

Those of us who were around in the late 70s and into the 80s might remember the Speak & Spell, a children’s toy with a remarkable text-to-speech synthesizer. While it sounds dated by today’s ...

If you need an amplifier, [Hans Rosenberg] has some advice. Don’t design your own; grab cheap and tiny RF amplifier modules and put them on a PCB that fits your needs. These are the ...

LEGO bricks might look simplistic, but did you know there’s an actual science behind their sizes? Enter LDUs — LEGO Draw Units — the minuscule measurement standard that allows those tiny ...

Much has been written about the demise of physical media. Long considered the measure of technological progress in ...

A few days later, it looks now like Prusa pulled the models of their own accord, because of their interpretation of the ...

There are many ways to build a radio receiver, but most have a few things in common, such as oscillators, tuned circuits, ...

Our smartphones have become our constant companions over the last decade, and it’s often said that they have been such a success because they’ve absorbed the features of so many of the other ...

We just got our hands on some engineering pre-samples of the ESP32-C3 chip and modules, and there’s a lot to like about this chip. The question is what should you compare this to; is it more an ...

The 30 th anniversary of the World Wide Web passed earlier this year. Naturally, this milestone was met with truckloads of nerdy fanfare and pining for those simpler times. In three decades, the ...

The ‘CRT Effect’ myth says that the reason why pixel art of old games looked so much better is due to the smoothing and blending effects of cathode-ray tube (CRT) displays, which were ...