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Make Your Own Cardboard Medieval Trebuchet

Do you want to launch a softball 50-60 feet without having to get down and dirty cutting wood, metal, and using power tools? Here’s an easy way to build a fairly sizeable trebuchet out of cardboard and a few other basic materials. For this…

Simulated Driving, Flying and Sailing With Total Freedom – Rig of Rods

Rig of Rods is an interesting piece of software. It’s an open source car/plane/boat simulator with a number of user-made vehicles and areas you can explore. The vehicles themselves, though, use “soft-body physics” – the wheels and chassis are flexible real-time objects that respond…

Quickly Modify Your Gloves To Work With Your iPhone

After spending a bone-chilling week in NYC, freezing my hands every time I had to answer a phone call, I started looking for a solution to using this wonderful iPhone while not losing any digits to frostbite. Turns out, there’s a simple solution: conductive…

Super Slow-Mo SawStop Demonstration on Timewarp

The good dudes at Discovery’s Timewarp TV show filmed a hide-your-eyes segment about the SawStop, an table saw with an electronically controlled safety brake that uses the inductive capabilities of the human skin to immediately stop the blade. Watch as the saw’s inventor offers to…

Simulated Tornado Machine at SFO Airport and DIY Plans To Build Your Own

Waiting for a delayed flights is a regular activity for most people, so when airports take it upon themselves to have interesting installations, I say “Hell yeah, this ain’t so bad after all.” Case in point: SFO’s Tornado Machine. Tall enough for a grownup…

A Rundown of The Top DO IT Posts For Your Weekend DIY Inspiration

Jump into your weekend with some DIY projects. Here are a few of my favorite ones that I’ve posted here. Remember to take pics and send them to me too. How to Build a Temporary Wood-fired Brick Pizza Oven with Cheap, Easy to Find…

January’s Monthly Giveaway-Butane Pocket Torch

Hey DIY Fans – Thanks for checking out my site! Every month I’m giving away a nice prize for helping support DO IT and spreading the DIY love. Here’s how to get in on the giveaway: 1. Post on or about mikesenese.com/DOIT. Each post…

The Secret Life of Machines: The Engine – Overview of the Internal Combustion Engine

Great overview of the history and mechanics of engines and petroleum, from the late 80’s/early 90s television show “The Secret Life Of Machines.” An entertaining and informative presentation, even for those who work with this stuff on a daily basis. The hosts’ comparison on…

EZ Heat Reusable Hand Warmer: Supersaturated Solution Transforms to Solid, Gives Off Heat

The science nerd in me loves my EZ Heat handwarmers. They’re filled with a supersaturated liquid that gives off heat when provoked/activated to crystallize. Temperature reaches about 130º F, and from my experience the heat lasts for longer than 30 minutes. Boil in water…

How to Make A Digital Pinhole Camera – Fast, Cheap and Easy

The most basic style of camera is the pinhole camera, usually a light-proof box that holds a piece of film inside. When the pinhole is uncovered, the film is exposed for an arbitrary amount of time, and later developed to discover the results. The…