Make that a Burger, Fries and a Tank Full of Grease
A tousled 28-year-old in a mechanic’s shirt and wire-rimmed glasses, Carven is the inventor of the Greasecar Vegetable Fuel Systems, a $795 kit that is fitted under the hoods of diesel cars and trucks and allows them to run on used vegetable oil. Once a vehicle is transformed into a Greasecar, every McDonald’s, Dunkin’ Donuts and neighborhood Chinese restaurant becomes a potential fuel stop. Link.
Resource, links and kits for building your own thing to launch other things. Here is a collection of what plans we’ve been able to collect from around the web. These are compiled from several sources by many people. Some are suitable for physics projects, and some are for more serious hobbyists. You’ll have to figure out which ones are right for you.


This is an interesting way to cool a PC. There are 70 case fans in total, covering over 95% of the case AND THEY ALL WORK! Looking from the front of the case, air flows in through the left side and out the right side. The front an back blow air into the case and air flows from the top of the case down and out the bottom… theoretically anyway. [

DIYParts.org is a grassroots effort that enables and ecourages the sharing and trading of computer parts that are still useful, but would otherwise mostl likely end up discarded…one of the goals of the project is to get unused older personal computer systems to parts of the developing world and to people who have thus far been sidelined in the “digital revolution”. The old hardware can be made useful by loading it with open source operating systems like GNU/Linux. [