Posts

inside a laser diode One of the most versatile tools in a shop or makerspace is a laser cutter. The recently funded Glowforge makes having one in your garage a possibility. With so …

Ever need graph paper for a project, but can’t wait for Amazon Prime? No problem, this free online tool lets you generate graph paper on the fly. Multiple types of graph lines are …

Last week I had a detailed Arduino tutorial on software pulse width modulation using millis() and micros(). Why? Because I wanted to create a Proper Larson Scanner, with …

While I was attending a material science conference, I learned the value of listening to something new. The paper I came to see was finished, and the next was about to start. It …

The awesome hosts on The Engineering Commons (TEC) podcast asked me to join them on Episode 93-Capacitors! They told me I was the first passive component expert they had on their …

moon from apollo project archive Years of hard work, curation, and archiving have brought the Project Apollo Photo Archive to a Flickr album. Kipp Teague writes, “This new Flickr …

The latest video from AsapSCIENCE, The War on Science, addresses the preverbal war between science and society we are experiencing today. 100, 200, or 1000+ years ago you could …

lattice as shop storage The article caught my eye because I’m about to make a move, and I’ll be setting up my shop soon. Seeing these clever alternate uses is already giving me …

The Arduino Uno has six pins dedicated to Pulse Width Modulation (PWM). PWM is great for analog-like control for the speed of motors or LED fading. But what if you want to control …

Previously I looked at the speed difference between digitalWrite and direct port manipulation. It was a chance to check out a Saleae Logic Analyzer. Andrew at !Crash-Bang …