Dean Kamen – Eco Friendly – Inflatable Wind Turbines
Check out this fascinating inventor Dean Kamen, noted brilliant and sometimes crazy inventor, has patented a new design for inflatable wind turbines which can double as illuminated advertising billboards. I guess free wind energy is just not quite good enough. The reason that putting LEDs on an object that spins rapidly is a clever idea is that you can take advantage of what’s called persistence of vision. This is a phenomenon which causes your eye to see single images that persist for less than about a twenty-fifth of a...
read more