Month: March 2008

DIY Battery backup

DIY Battery backup

Emeka sent in this nice DIY battery backup for your computer, or any other device. The article is based on 220v, but could easily be adapted for 110v. South Africans, as elsewhere in Africa are experiencing almost daily – “load-shedding”. The country cannot meet the demand for electricity resulting in daily scheduled power-outages nationwide. Make […]

From Nand to Tetris in 12 Steps

Shimon Schocken gave a really interesting Google Tech Talk titled From Nand to Tetris in 12 Steps. In the video, he describes a course where students design a complete virtualized computer system from scratch, building from the humble nand gate, to a functional cpu and memory architecture, to compiler software and an operating system, all […]

Recycled cutlery chair

Recycled cutlery chair

Via core77, whose Aart van Bezooyen writes: Designartist Osian Batyka-Williams discovered that some restaurants change their cutlery as often as every nine months (!) With The Cutlery Chair he demonstrates how these hard-to-recycle, unwanted pieces can be turned into a unique piece of furniture. It looks like it could be simple to remake this with […]

HOW TO – LED foldie

HOW TO – LED foldie

Evil Mad Scientist Laboratories has a fantastic tutorial on how to make these little light-up origami balloons by actually tracing the circuit paths on the origami paper itself. I can imagine a driveway path illuminated with such things, or perhaps just a big pile of them, happily glowing. Related: HOW TO – Make LED Throwies