What would happen if you took a swim outside a deep-sea submarine wearing only Speedos? How long could you last if you stood on the surface of the sun? How far could you actually get in digging a hole to China? And Then You're Dead offers serious answers to these horribly interesting questions Paul Doherty & Cody Cassidy explore the real science behind these & other fantastical scenarios offering insights into physics astronomy anatomy & more along the way Illustrated with straightforward technical art & leavened by small doses of dry humour & Then You're Dead is both scientifically informative & gruesomely entertaining