With Clever Technology, We’ll Lace Up to Plug In

It sounds cribbed from a dystopian, sci-fi movie plot, but we are all walking talking batteries.

According to the first law of thermodynamics, energy can neither be created nor destroyed, it can only change form. In everything we do, from typing at a computer to going for a walk, we transform one form of energy into another. For the most part, the energy we produce as a byproduct of biological mechanisms is either too dispersed or exists in a form that is inefficient to convert into elect

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