Do Polar Bears Get Lonely and 101 other Intriguing Science Questions

Why does garlic make your breath smell? How many germs are there on a coin? What makes you left-handed or right-handed? Do fish get thirsty? Does it matter which lottery numbers you choose? New Scientist magazine's supremely popular `Last Word' column offers an endless array of fascinating questions and answers from its readers. Here is a brand-new collection of the very best of them...