The Fire Piston — Great Old New Idea

How any indigenous inventor could come up with this concept without knowing the principles of compression and hydraulics is beyond imagination–except that many so-called primitive cultures use blowguns, and are interested in heat

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Favorite Backpacking Tent

Setup and takedown is fast and straightforward, with no puzzles or tricky assemblies to confuse you if you’re caught in the dark. The hoops nearly put themselves together, strung on bungees that make alignment and fitting instinctive. At about three and a half pounds it’s not an ultralight, but it’s a practical and durable single person tent that will keep out all sorts of weather in comfort.

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