Trailer: At this summer's Lindau Nobel Laureate Meeting, reporter Lorna Stewart asks some big questions in biomedical science. In a series of four films, she asks laureates and young researchers about the implications of a globally ageing population, ponders the possibility of drugs without side effects, considers the scientific achievements of 40 years of cancer research, and grapples with the most recent developments in the battle against HIV. Get a taste in this trailer.