Mad About Physics: Braintwisters, Paradoxes, and Curiosities : Why is there eight times more ice in Antarctica than in the Arctic? Why can you hear, but not see, around a corner? Why would a pitcher scuff a baseball? Which weighs more, a pound of feathers or a pound of iron? Let Christopher Jargodzki and Franklin Potter guide you through the curiosities of physics and provide answers to these and many other quirky conundrums. With over 350 questions and answers on everything from racing cars to jumping fleas to vanishing elephants, Mad About Physics presents a comprehensive collection of brain-twisters and paradoxes that will challenge and entertain even the brainiest of science lovers.