The great physicist Abraham Lincoln once said, "If you want to test a man's character, give him power." Sadly, this is getting harder to do with the world facing an energy crisis. Fortunately, science is just about to turn the corner on finding cleaner, more replenishable sources of power. Interestingly, a lot of these sources are totally weird, as shown in this list.
22 unexpected sources of power that will exist in the future
Dec 9, 2014