Duck Image is working on a e-paper bag that changes color and uses EL wire. It’s about as TRON as you can get. Thanks Sylvain! [via] – Link. If you want to make your own version now, we have a how to! Make a glowing, wearable, EL-Wire, blinky light using open source tools – Link.
David writes – “Every morning, I pedal to generate electricity. The Pedal Generator charges batteries, that run an inverter, that produces 110v AC, that powers LED lights, the monitor on my computer, and many other small battery-powered things. It is the most inspiring workout you can imagine. “ [via] – Link. There are plans available […]
Jean-Louis writes – “The Lifter works without moving parts, flies silently, uses only electrical energy and is able to lift its own weight plus an additional payload. The Lifter uses the Biefeld-Brown effect discovered by Thomas Townsend Brown in 1928. The basic design of the Lifter has been fully described in the Townsend Brown US […]
Rocketdyke writes in regarding our post on how to make an end-around pneumatic (potato) cannon – “Bill Mills has had diagrams for a pneumatic air cannon on his website for at least 10 years. It was one we built back in the early 90s. He also shows how to make a sabot using styrofoam cups […]
Nak writes – “Just the steps taken to get a harddrive back up (Maxtor in this case) from 0 rpm and no bios detection, to 7200 rpm in a few easy steps!” – Link.
Spark Fun Electronics writes – “Why? Well, why not? We had the new LED Light Bars burning a hole in our pocket, so we decided to build a clock. Not just any clock – but a very large 24″ tall, 12 foot wide, clock with GPS current time and accuracy down to 100ns. The clock […]
Here’s a page detailing the construction of the all-PVC amateur hybrid rocket engine. Thanks BigBlueSaw! – Link.
