Book excerpt: Could the dodo make a comeback? What does science tell us about the sex in Fifty Shades of Grey? Is giving up meat really the greenest option? Can you use tweets to spot a psychopath? Do birds make art? What do the Cold War and climate science have in common? And can a psychologist interpret your farts? The Best Australian Science Writing 2013 brings together great writing about life and the universe, including contributions from poets and psychologists, comedians and climate commentators, neuroscientists and novelists, star-gazers and science journalists. With a foreword by superstar comedian, musician and self-confessed science-nerd, Tim Minchin, this provocative collection is chock-full of intrigue, curiosity and controversy. Read this. Your brain will love you for it.