Big Countdown: 34.7 Quadrillion Minutes Since the Last Dinosaurs Died

Paul's books cover a wide range of subjects, from whether the Romans ate crisps to how to build the world's best skatepark, but he writes mostly about sport. Whether you are interested in swimming, cycling, snowboarding, surfing or another sport, Paul has probably written something that will inspire you to get out and give it a try. Paul writes in a shack by the beach, which he shares with his one-eyed surf dog, Daisy.

• 1: Counting down the dinosaurs2: Dinosaurs stalked the Earth for 66 billion, 65 million days3: $8.36 million: cost of a T-Rex4: The heaviest dinosaur weighed 80,000 kg - or more!5: 1,000 teeth lined the jaws of Nigersaurus6: 800 dinosaurs still to be discovered7: 540 species of dinosaurs that have been named8: 64 kph: speed of the fastest dinosaur9: 23 hours in a dinosaur day10: 18 spines in a Spinosaurus's sail11: 8 Celsius warmer on Planet Dinosaur than today12: Two separate events wiped out the dinosaurs13: The smartest dinosaur was about one-tenth as clever as a dolphin