Transportation

LOLrioKART: Dancing in the rain

LOLrioKART: Dancing in the rain

Well, classes are finally over, and people like Charles can finally settle down to the important work of…extreme grocery carting: While I seem to be in “build season” mode year-round, it is during long breaks with little in the way of academic or life obligations that I get the most done. Last summer, I began […]

Re-Make:  Transparent boat

Re-Make: Transparent boat

My latest guilty SkyMall pleasure is this “Moloniki” transparent polycarbonate canoe by Clear Blue Hawaii. It’s 13′ long, 3′ wide amidships, and almost 1′ deep, and the polycarb is UV-stabilized to prevent sun-yellowing. Of course it looks cool, but what is really attractive, to me, is the prospect of being able to see what’s going […]

Puddle duck racer

Puddle duck racer

Lucky, of Pizza Crusade, writes: I saw your post on Tyvek sails, and immediately thought of the PDRacer (Puddle Duck Racer) – a little sailboat you can build for about $150 with tools most people already have. There’s a ton of info out there, as well as info so you can get involved with a […]

Sailing with Tyvek

Sailing with Tyvek

[Image from John’s Nautical & Boatbuilding Pages] Buying a manufactured sail can be very expensive. If you are making your own vehicle and want to experiment with wind-driven propulsion, you might want to check out the idea of using building wrap as a way of forming your sails: Now plan the sail. For this first […]

Open  source EV controller

Open source EV controller

Photo from Paul and Sabrinas EV Stuff Nikki likes this open source Electric Vehicle controller project. With an EV, your primary components are the motor, batteries, charger and the controller. If people can develop a design that will allow a more inexpensive and high quality motor controller, they can move the technology in a good […]