This article was taken from the November 2011 issue of Wired magazine. Be the first to read Wired's articles in print before they're posted online, and get your hands on loads of additional content by ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Even from his house six and a half miles away, Gary Arold’s son ...

The Backyard Scientist over on YouTube has created an awesome propane-powered golf ball cannon or rifle, that is capable of firing a golf ball further that you can see, and is very easy to construct ...

The workhorse projectile launcher for physics demonstrations and a certain kind of hobbyist is the potato cannon. A common design involves using compressed air to accelerate a lump of potato out of a ...