This audiobook is a transcription and reproduction of the training course materials from course number seven, The Science of Longevity. Science and medical research can tell us a lot about longevity. This includes the history of how humanity has more than doubled our average lifespan since 1900. Long-lived plants and animals also have lot of relevant information on different aspects of longevity, since they are our genetic brothers. This audiobook consists of transcribed videos, audiobooks and chapters, presentations, and various articles all about scientific investigations into longevity.