Meet astronaut Chris Hadfield, spend the night at W5 and discover the art and science behind linen at this annual science extravaganza. Over 180 events across 50+ venues focus on the wonders of science, technology, engineering and mathematics, with some of the best scientists from NI and beyond discussing their work. Young people, parents and schools can find out more through workshops, talks and interactive activities. While adults can engage in an evening programme of debates, talks, theatres, comedy, music and film.