Retro

Beautiful south-pointing chariot kit

Beautiful south-pointing chariot kit

Indie makers RLT Industries of New Braunfels, TX, sell this lovely wooden model kit of the classic “south-pointing chariot” mechanism: Set the chariot down with the vane pointing in an arbitrary direction–south, north, whatever–and a geared differential connected to the wheels will keep it pointing the same direction regardless of which way the chariot turns. […]

Soda can Stirling engine

This Instructable details how to build a Stirling engine out of a few soda cans, a balloon, and some terminal blocks (and other bits and pieces). Power is provided by tea candles. In the second vid, the builder uses his engine to power a radio. Build a Coke Can Stirling Engine More: How-To Tuesday: Teacup […]

Meet the integrated circuit

Meet the integrated circuit

From Wired’s “This Day in Tech,” the invention of the IC, 1952: The first integrated circuit was fairly crude — it had only a transistor and other components on a slice of germanium. But it did show the potential of the IC, which continues today to get smaller and more complex. Just a few months […]

Lost Knowledge: Timeline technologies

Lost Knowledge: Timeline technologies

The Lost Knowledge column explores the possible technology of the future in the forgotten ideas of the past (and those just slightly off to the side). We look at retro-tech, “lost” technology, and the make-do, improvised “street tech” of village artisans and tradespeople from around the globe. “Lost Knowledge” was also the theme of MAKE […]