Finally, A Way To Harvest Hydroelectric Energy From Toilet Flushes

The average American flushes 24 gallons of water down the toilet daily, while--don't get me wrong, toilets; we appreciate all of your hard work--maybe some of the energy used in a flush could be put to an additional use. Here's one way: harvest some of the energy from the water and use it for power. A team of researchers in South Korea have created a transducer that translates water motion--from toilets, raindrops, or other water-based uses--into electricity. The technical side is wonky, but ess...