How can turbine blades be made lighter and at the same time stronger? Can an electrical conductor create a magnetic field capable of protecting a spacecraft from the solar wind? What can we learn from the physiological changes that occur in astronauts' bodies when they are in space that could be useful for people on Earth? German ESA astronaut Alexander Gerst will be taking a close look into these and other fascinating questions in the name of science on board the International Space Station (ISS) during the ‘Blue Dot’ mission.
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