The International Space Station (ISS) is a permanently manned earth-orbiting complex where astronauts carry out research into a wide range of scientific activities. It comprises modules built in the USA, Russia, Europe, Japan and Canada. Author David Baker examines how the ISS was built, the logistics modules and freighters operated by its user nations, how the ISS works as an integrated facility, life on board, what the ISS does, the research carried out and who benefits.