Is the toilet cleaner than the office desk? Did Man really land on the moon? Is the Black box black? Does a soul weigh 21 grams at the time of human death? Did Einstein fail school? Why isn't a quantum leap huge? Do we really use only 10% of our brain? Did hydrogen seal the fate the fate of the Hindenburg airship? Does a duck's quack echo? Is there really a truth serum? Is a camel's hump full of water? And is it really written in the stars?For answers to these, and a galaxy full of funny facts and dizzying discoveries about life and science, lay your hands on Dr Karl's Great Mythconceptions as soon as you can.