*NOW WITH BRAND NEW CONTENT FOR 2021* Embark on the adventure of a lifetime in this beautiful collection of up-to-the-minute essays mind-blowing facts and out-of-this-world colour photographs, by the world's leading scientists including Professor Stephen Hawking himself. This unmissable volume was curated by Stephen and Lucy Hawking, whose series of children's books George's Secret Key was a global hit. George's stories are punctuated with fascinating real-life facts and insights from leading scientists and now this incredible non-fiction has been collected into one bumper volume, with new content from key scientific figures and up-to-the-minute facts and figures for readers in 2021.