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Surprisingly, David Lee of Lee Acoustics has only been building acoustic guitars for about a year and a half, yet his workmanship resembles that of a master luthier. All of his guitars are dreadnought style with beautiful wood finishes that tempt me to display them as art pieces almost as... Read more »

The first Arduino Uno made in the USA.

Over the Memorial Day weekend the first Arduinos were to be made in the USA were hand built by Limor in the Adafruit offices in New York. Read more »

An audience member at RoboGames is entranced by robot dance moves. Photo: Dave Schumaker

Yes, we know, BattleBots is back. And we love it. But sometimes smashing and burning and cutting and flipping stuff isn't what you're into. Read more »


This gripper takes advantage of "jamming" semi-fluid coffee grounds. Read more »


Most soldering irons are either on or off; it would be much more useful if you were able to change the temperature of the iron. So I designed a simple control circuit that will let you adjust the output of a heating element. Read more »

NASA’s Curiosity rover was sent to Mars to analyze everything from soil samples to background radiation as well as taking a handful of ‘selfies’.

Rockstar Robots make up the cream of the crop in the world of robotics. These are the bots that will turn heads with just their name being uttered. Even those who don’t stay on top of who’s making what should recognize a famous robot or two when they see it.... Read more »