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Build a Laser Light Show

Build a Laser Light Show

A laser light show is possible to replicate with the diffraction grating effect. Different laser effects can be created using a variety of materials: small motors and diffraction grating pieces, and mirrors. It's possible to create...
Secret Knock Detecting Door Lock

Secret Knock Detecting Door Lock

Here’s a fantastic project using an arduino, a motor, and a piezo sensor which allows you to both record and detect knocking patterns to unlock a door.  The video below does a fantastic job of demonstrating how it works: It’s completely mobile...
How to: Make a Blu-Ray Laser Phaser

How to: Make a Blu-Ray Laser Phaser

Build your very own Trek-style Blu-Ray laser phaser with this hacker's how-to video from Kip Kay of Make Magazine. To replicate this hack at home, you'll need the following materials: (1) a PS3 Blu-Ray laser assembly (which can be had on eBay for...
Build your own Self-Balancing Segway

Build your own Self-Balancing Segway

This DIY Segway-like scooter is an exceptional guide to building your own self balancing transportation machine. Although Dean Kamen was first with his patented Segway scooter, they are actually surprisingly simple to build. We had covered some...
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DIY Seven Color Handheld Laser

DIY Seven Color Handheld Laser

Combining green, red, and blue lasers, this brilliant hacker created a seven color laser and even the illusive white laser! Using various mirrors and optics, he’s able to create color combinations and lighting effects. The whole system is so...
iPhone App Easily Solves the Rubix Cube

iPhone App Easily Solves the Rubix Cube

By simply analyzing a picture of each side of the cube, the iPhone application “CubeCheater” will walk you through solving the cube’s puzzle.  Of course, it takes the fun out of the legendary cube but the ingeinuity of the app is...
Incredible Walking CNC Robot Router

Incredible Walking CNC Robot Router

Learn to build your own six legged robot with an attached CNC router for a head.  The demonstration video is fantastic, showing the robots mobility while it carves an intricate 3d human face.  You can even build your own.  The site...
Solar-Powered Sun Tracking System

Solar-Powered Sun Tracking System

2 DOF solar tracker based on micro controller and small solar cells as sensors, linear actuators and solar system of panel and battery and charge controller where the battery is the source of power of the linear jacks(motors), this was my graduation...
How to: Make a 200mw Burning Laser

How to: Make a 200mw Burning Laser

Don't use a perfectly good DVD burner to get your laser that will pop balloons, light matches, and burn stuff. Just buy a laser diode at mfgcn.com and also a laser housing, and you won't be tearing a computer DVD player apart. This is the easy way...
How to: Install Google Chrome OS without Reformatting your PC

How to: Install Google Chrome OS without Reformatting your PC

A video that describes how to install Google Chrome OS onto your PC without changing your current PC configuration. What this means that you can use Chrome OS without changing your current OS (Windows Linux etc) and without making any changes to...
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