Do Polar Bears Get Lonely?" is the third compilation of readers' answers to the questions in the 'Last Word' column of "New Scientist", the world's best-selling science weekly. Following the phenomenal success of "Does Anything Eat Wasps?" (2005) and the even more spectacularly successful "Why Don't Penguins' Feet Freeze?" (2006), this latest collection includes a bumper crop of wise and wonderful answers never before seen in book form. As usual, the simplest questions often have the most complex answers - while some that