Have you ever wondered how life began or how the universe will end? Things Scientists Don't Know Yet explores science's biggest unsolved mysteries, taking readers on an exciting voyage through space, the animal kingdom, and even the human body. From whether aliens exist to why we get hiccups, this book sheds light on fascinating questions that are still unanswered. With stunning facts and fun science, this book is packed with the latest scientific developments and captivating topics including the dinosaurs and time travel. Young readers will not only marvel at what science is yet to solve, but also learn how the scientific process works - step by step - through experiments, collaboration, and persistence. Perfect for budding scientists or those curious about the world, this is the ultimate guide to the mysteries that keep scientists awake at night!