Watch: Here’s How a Multi-Barrel Nerf Blaster Works
Learn why Bill Hammack calls this Nerf gun “the epitome of good engineering.”
air
A Breath of Fresh Air: DIY Gel Air Fresheners
Turns out, vodka and gelatin are good for more than just jello shots. With a little help from your favorite essential oils, you can transform those common party staples into your own custom-scented DIY gel air fresheners! Whether you’ve got curious kids in the house or a hot date coming over and a pile of […]
Breathing Bike Scrubs Your Air as You Pedal
There’s been a lot of talk about the pollution problem in Beijing lately. Last month, the air quality index there hit 755, going well beyond the top of the scale (which is set at 500). Matt Hope‘s defense against the enormous problem is the Breathing Bike, a bicycle that cleans the air as its pedaled […]
Great American Horn Machine plays MIDI music, spreads happy
Dana (Mon Valley, PA) built “The Great American Horn Machine” using a gasoline-powered air compressor, 620 gallon air tank, along with an array of ship & train horns + whistles. The whole thing is controlled by a couple dozen relays hooked up to a Highly Liquid MIDI board, and in case you didn’t notice -it’s […]
HOW TO – Make a “Net data meter”
Antique voltmeter displays current air quality from the web – By Tom Igoe… One thing that disappoints me about computers is how little character they possess. Antique instruments of information display, like Victorian pendulum clocks, barometers, and compasses, and Babbage’s calculating engines, have a presence that modern computers lack. I dig the look of the […]
Wind-powered string plucker
From the MAKE Flickr photo pool Ranjit from Brooklyn created this pleasant device and displayed it at the recent Figment Festival – seems a prime candidate to replace the windchime, hmm … windstring? – come see and hear this– um– whatever it is
Homemade air conditioner version 4
Franco sent in this article detailing his new method for affordable cooling – The construction was fairly simple. It only took me a few hours. I used a 20 litre plastic container to house the heat exchanger and also hold the cooling medium which is ice-water in this case. I made the heat exchanger roughly […]
