Why can't you uncook an egg? Can plants feel pain? How does a cat always land on its feet? Why don't satellites fall down? Could we live for a thousand years? Are stem cells the future of medicine? How will the universe end? Ranging across biology, physics, astronomy, chemistry, and geology, this book explains complex scientific subjects in easy-to-grasp terms. Anne Rooney explores serious questions and also quirky ones in short, digestible chapters with clear topic points and black and white photos and illustrations, offering answers that may impact how you live now, or change how you view the world and the future.