For the latest career listings and advice www.naturejobs.com ENTREPRENEURSHIP How to get a start-up company started go.nature.com/2actuzb AERONAUTICS A schoolgirl space enthusiast grows up to rescue a spacecraft p.241 T he clamour in a Panamanian rainforest is deafening to human ears: bugs shriek, birds sing and bats screech throughout the humid night. To avoid attracting predators, male katydi...