Thanks to today's rapid development of gene sequencing, cloning, and other genetic technologies, the Human Genome Project has completed the sequencing of all human genes. The quest to decipher the human genetic code seems to have been achieved. However, for many people, the term “gene” is still a mysterious concept. This popular science book about genes not only digs into the past, present, and future of genetic research, but also reveals how genes work and sheds light on the mysteries of life.