The October issue of Knowledge is packed with a volley of information that is exciting, interesting, and waiting to be devoured. Our cover story – Northern Exposure takes us to Hell Valley in Japan, where we learn about the Japanese Macaques and how they survive the biting cold. Who is the Greatest Genius? A discovery by an individual or a thought, which changed the way we perceived our world. See who made the list. We look at the power of images in 10 Photographs That Made History as they celebrate pivotal events from history. It has been a hundred years since the Great War and we look at its scientific legacy that it has bestowed. From de-bunking reel action movie scenes in the Science of Blockbuster, chasing a comet to learn more about it in the Comet Chases, and learning that animals too live by their supersenses, this issue is bound toleave you with more facts and Knowledge than your friends. Enjoy.