Book excerpt: Did you know that a full head of human hair is strong enough to support 12 tons? Or that a single bolt of lightning contains enough energy to toast 100,000 pieces of bread? Explore the weird and wonderful way our world works with 500 fantastic facts. This illustrated book is packed full of fascinating information and incredible infographics, on topics from the human body to the furthest reaches of outer space. This handy book is the perfect guide to science for readers aged 8+.