Wilderness Emergency Bag

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  • 12/18/2012 @ 11:06 pm

In a survival situation, a small backpack that can transform to different uses besides simply carrying items will help your odds of survival. Here are instructions for making a lightweight and durable multi-use survival bag. Read more »

Battery-Heated Poncho

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  • 12/18/2012 @ 10:57 pm

What is better, heating a room or heating yourself? When you are thinking on the last option, I have a very simple method. You can use a 12-volt electric blanket. The only thing you need to do is to make a slit in the center of the blanket to put... Read more »

The Bobbinator

Linear actuators are motors that work in a straight line. They’re very useful for controlling valves and levers, building robots, and retrofitting old mechanisms for digital control. The simplest form of linear actuator has only 2 positions, while more complicated actuators can be positioned just like stepper motors and servos.... Read more »

Tacit: A Haptic Wrist Rangefinder

Tacit is a wearable system that translates the distance to anything you aim your hand toward into pressure on your wrist. The closer the object, the greater the pressure. Sweep your hand around, and the device conveys to you a tactile image of your surroundings. I designed Tacit to help... Read more »