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Wireless power. Is it smoke and mirrors? A big play was made about the number of batteries used each year, 40 billion, and the high cost of producing power by this means at $300 to $500 per kWh. Even with wireless power, you are still charging batteries for mobile devices and... more
From the page: "Researchers have demonstrated a penny-sized "nuclear battery" that produces energy from the decay of radioisotopes."
From the page: "Comprehending Engineers-Take Seven: Normal people ... believe that if it ain't broke, don't fix it. Engineers believe that if it ain't broke, it doesn't have enough features yet. Comprehending Engineers - Take Nine: An engineer... more
23 reviews • cleantechnica.com
From the page: "Ridgeblade is a fabulous wind-turbine solution from UK based The Power Collective. Itâ€s very simple: instead of a large standalone windmill-like structure, put a long bladed turbine along the ridge of a buildingâ€s roof."
![Micro digital storage oscilloscope-DSO nano [TOL114C3M] - $89.00 : Seeed Studio Depot, Arsenal for interaction engineering](http://cdn.stumble-upon.com/altmthumb/369/39965369.jpg)
From the page: "Anything is possibleInventors assume that since we haven't looked at every part of the universe nor have we looked at every possible mechanism or phenomena, we can't rule out anything. If one has faith in oneself, perseverance, and tinkers long... more
Includes the rules for testing a crease pattern for whether it makes "valid origami"...2-coloring etc. Had actually wondered what the rules are...now I know!
