Have you ever wondered why people sleepwalk? Why LSD makes you hallucinate? If it is possible to cut through your arm with a pocket knife? Whether animals can be homosexual? Can You Drill a Hole Through Your Head and Survive? tackles questions such as why giant pandas are so bad at mating, how many people the Earth can support, and how to make a nuclear bomb. Whether you’re interested in little-known facts about the human body and the natural world or just looking for a quick laugh, this book will leave you surprised and amused