When Scottish doctor Alexander Fleming accidentally discovered the first antibiotic in 1928, he changed the course of history, extending global life expectancy by decades and saving millions of lives on the battlefield and beyond.But humanity’s dependence on his discovery has fuelled a modern crisis: antimicrobial resistance, or AMR.Decades of overuse and misuse of the drug have allowed “superbugs” – bacteria that have mutated to survive antibiotic treatments – to evolve.According to a 2014...