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Build a Two-Octave Laser Harp

Laser Harp Synthesizer

I find laser harps fascinating. The first time I saw one was when I stumbled across a video of a guy using lasers to play the theme song to Tetris. I thought it was the coolest thing ever, but I couldn’t justify the cost of buying one. Instead, I decided that... Read more »

Rebroadcast Internet Radio with a Raspberry Pi


Internet radio is a great way to listen to stations from all around the world. But finding a way to casually listen to these stations at home isn’t convenient. Stand alone internet radios are costly, and hooking your computer directly up to your stereo isn’t ideal. Out of frustration, people... Read more »

Build a Mortarless Stone Retaining Wall

Wall Building  - 28

This post will show you how to build a stone wall using a traditional method which doesn’t require any mortar or cement. I learned this ancient technique on a recent trip to the Scottish highlands, where I spent several weeks rebuilding walls and maintaining the land. Stone walls dot Scotland’s countryside and can... Read more »