We are the first species with the ability to leave planet Earth and expand the horizons of existence into the infinite realm of the universe. Humanity has been working, learning and building toward this accomplishment throughout history. Those who live and work in space will be no different from their predecessors who left ancient homelands to venture into the unknown wilderness. But to travel and work in space, one must not only know the physical characteristics of the space environment, but also something about the human beings involved. Living in Space explains: The technology necessary for staying alive, healthy, and happy in space; Effects of acceleration on the human body; Designs of human-operated devices; What we can expect from the long-term effects of zero-g; What are the worst forms of ionising radiation for human beings on Earth and in space; Nutrition and sanitation; Basic problems of working in space; Space recreation.