How is yak dung turned into fuel for cooking in Tibet? Can manure from dairy farms really be used to produce electricity? And could your car one day be powered

People and farm animals make a lot of poop every day. Poop is often an untapped source for energy and fuel. Some people hope it will become popular as a sustain

Imagine stopping at a gas station, and filling your car with...poop. Fuel made from poop may sound like science fiction, but it's already science fact. This eng

The history of human waste. How I learned to love the excrement; The early history of human excreta; Treasure nigh soil as if it were gold!; The water closet di

Readers will be surprised to find out that their poop is good for building things. They'll learn how animals use poop to construct nests, homes, and even fences