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William Gurstelle

William Gurstelle

William Gurstelle is a contributing editor of Make: magazine. His new book, Defending Your Castle: Build Catapults, Crossbows, Moats and More is now available.

Latest from William Gurstelle

Photo by Karen K Hansen.

And the winner is: the Hackmobile, the brainchild of four makers based at Minneapolis’s Hack Factory! The Hackmobile’s designers take home first-place honors and a $10,000 check in the Ultimate Maker Vehicle Challenge, an engineering design contest that challenged makers to design their Ultimate Maker Vehicle out of a 2014... Read more »


Decipher the siphon and build a high-class practical joke, with this ancient prank from Bill Gurstelle's "Remaking History" column. Read more »


Cook up a solid-fuel rocket engine and let it fly. CAUTION: Build at your own risk. This is another dangerous project from MAKE Volume 35. Read more »


Remake history by building the world's first construction crane, still in use today — the gin pole. In antiquity, the only way to raise a heavy object was to put a rope on it, climb a ladder, and pull — or if you had enough time, build a ramp. Then the... Read more »


How to re-create a terrifying force of nature using an old record turntable and kerosene. CAUTION: Proceed at your own risk! This is another dangerous, hazardous, perilous project from MAKE Volume 35, "Playing With Fire." Read more »

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Danger is a state of mind, and with careful preparation, attention to detail, and exercise of common sense, you can be successful and safe every time. Read more »