HOW TO – Make a fuel cell powered car
On PopSci’s DIY, Dave Prochnow has a piece on how to convert a battery-powered RC Hummer into a vehicle that runs of hydrogen fuel cells. How to Make a Fuel Cell-Powered Car In the Maker Shed:
Science
DIY science is the perfect way to use your creative skills and learn something new. With the right supplies, some determination, and a curious mind, you can create amazing experiments that open up a whole world of possibilities. At home-made laboratories or tech workshops, makers from all backgrounds can explore new ideas by finding ways to study their environment in novel ways – allowing them to make breathtaking discoveries!
Plastic soda bottle prosthesis
Instructables user CIRnetwork writes: In resource-limited areas worldwide, individuals with amputations may not be able to gain access to prosthetics devices due to a lack of the materials needed to fabricate them. This simple technique utilizes a 2-liter soda bottle to create below-the-elbow prosthesis suitable for a number of light duty activities.
In the Maker Shed: Gakken Stirling engine kit
This week I made the Gakken Stirling Engine Kit from the Maker Shed. I have always wanted to make a Stirling engine, and the Gakken kit is a great way to learn more about how they work. Stirling engines are finicky by nature, but this kit went together really easily and worked great the first […]
Flashback: Urban Camouflage
This spread from the Urban Camouflage article is a thing of sly beauty. Author Todd Lappin shares his knowledge that “With the right accessories, your vehicle can always be on ‘official business’.”
LEDs to the Rescue? Not So Fast – NYTimes
LEDs to the Rescue? Not So Fast – Bits Blog – NYTimes.com… There is an industry consensus that solid-state LED lights will play an increasingly important role in energy reduction programs. Light-emitting diodes use as little as one-tenth the power of an incandescent bulb, produce pleasing light and last for up to 20 years of […]
Creative Reuse: Golden Gate Express
San Franciscans go crazy when a new museum, restaurant, or public space opens, and flock to it en masse as if there are no other choices for activities. The overwhelming crowds last for at least six months, during which time it’s almost impossible to enjoy a visit. This is now the case with the California […]
Central heating with a wood gasification boiler
Jon Udell has posted an informative piece for anyone considering installing a wood gasification boiler; he gets into everything from dealing with local regulations to installing the unit: By now it was November and the boiler was still sitting in the garage. The next hurdle, which gave me a few sleepless nights, was moving this […]
