Join Trinity’s Professor Luke O’Neill on the greatest journey of them all. From the very big to the very small – vast galaxies to microscopic atoms - travel through the wonders of the universe, the mysteries of the human body, and the tiny world of molecules. Discover the Irish scientists that have helped to shape our world and find out how to become one yourself. How do we measure the universe? Why do we need plants? How do our bodies repair themselves when we are ill? What species will exist on earth in a million years’ time? Discover the answers to these questions and a lot more in this thrilling and engrossing book packed with fascinating phenomena, vibrant illustrations, experiments you can do yourself, and heaps of fun facts. This book is hardback and was published by Gill Books in 2019.  Luke O’Neill is Professor of Biochemistry in the School of Biochemistry and Immunology at Trinity College Dublin. He has been ranked among the best immunologists in the world. In 2016 he was made a fellow of the Royal Society for his innovative work on the human immune system. He has a popular weekly slot on Newstalk’s Pat Kenny Show. Linda Fährlin is a visual artist with extensive experience developing artworks and illustrations for a range of environments. She is a member of Illustrators Ireland, Illustrators Guild of Ireland and the Association of Illustrators UK.