Bob writes – “The Can Stirling engine can rotate using a candle as the heat source. This engine is constructed with very simple materials. There are a can, a balloon, a wood board and others.” Thanks cybervanig2000! – Link.
Editor at large – Make magazine. Creative director – Adafruit Industries, contributing editor – Popular Science. Previously: Founded – Hack-a-Day, how-to editor – Engadget, Director of product development – Fallon Worldwide, Technology Director – Braincraft.