Life is amazing and mysterious. What is life? How are living things created from physical substances? Dr. Hero (nickname of the author) tells you an easy-going pretty story from atom to life in this book. You can be a hero to discover a new world of life and make difference in science after reading this book. Good luck, and enjoy your exploration to the life science (Introduction of Author) Dr. Hiroyuki Aizawa (his nickname is Hero) is President of Aizawa Science Museum for education of people all over the world. Hero was Professor at the University of Tokyo, and also a neuroscientist at the Johns Hopkins University Medical institute. Hero is now an invited reviewer of International Scientific Journal, PLOS-ONE.