SensoryMetrics

All around us, energy is being wasted.  For instance, every time we step on our car brakes, all that kinetic energy is dissipated as 'waste' heat by means of friction. Instead of slowing the car down using friction, the Tesla Roadster essentially kicks into reverse, and regenerates electricity that goes back into the battery it just ...

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Buying LED light bulbs is about as complicated as buying an HDTV.   Well, maybe not quite that complicated, but pretty close.  LED bulbs come in a variety of shapes, sizes, wattage and prices; they can be as cheap as $5 or as much as $100 for a single bulb.  The expensive ones can be very ...

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