The World Environment Day slogan for 2008 is Kick the Habit! Towards a Low Carbon Economy. Recognising that climate change is becoming the defining issue of our era, UNEP is asking countries, companies and communities to focus on greenhouse gas emissions and how to reduce them. The World Environment Day will highlight resources and initiatives […]
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This Instructable shows you how to turn a (battery-powered) electric mower into a solar-powered electric mower. Solar lawn mower
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Researchers at the University of California, San Diego have come up with a way of making solar photovoltaic cells more efficient by making them fuzzy with nanowires. Boosting solar cell efficiency The idea is [to] use nanowires to more efficiently conduct electrons from the collection surface of the solar cell to an electrode. Contemporary thin-film […]
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Doug’s research and development delves deep into the design of stirling engines running off of solar energy. The above video shows his engine model 3d purring along right nicely – I’m in the process of performance testing the engine to see how closely its power output agree with my simulation. There are many sinks for […]
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Pummer pics, and brief vid, in the Make: Flickr Pool. Pummer gathering sun (3/4 right view) Related: HOW TO – Make a pummer – Part robotic plant life, part techno-sculpture Part robotic plant life, part techno-sculpture, these desktop toys are easy and fun to make, the pummer! – and hey, it’s Friday so here’s a […]
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From the MAKE Flickr photo pool Flickr member Pocket-sized breadboarded a solar/magnetic pendulum as seen in the BEAM book – JunkBots, Bugbots, and Bots on Wheels The self-sufficiency of solar power can really up the fun-factor in these builds – Magnetic Pendulum on Flickr This site explains the project a bit more, and highlighting it’s […]
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From the MAKE Flickr photo pool Flickr user Lewinski used the motor from a CD player in his symmetrical solar-powered bot. Hmmm . . . wonder how it could work with an actual CD incorporated as well. Related: Super-symmetrical Symet In the Maker store: Solarbotics Solarcell_A
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