• Oh hell! Our story on the formation of a hot Venus-like planet (1 June, p 17) should have said water vapour, rather than the entire atmosphere, would be stripped by the solar wind.
• In our US edition’s look at cancer research careers (1 June) we should have said Anna Giuliano of the Moffitt Cancer Center in Tampa, Florida, was part of a team that conducted clinical trials of a human papillomavirus vaccine, rather than developing it.
• Using ant behaviour as a model to study building evacuation in emergencies (1 June, p 16), the most effective exit layouts reduced human reaction times in a simulation by 61 per cent, from 30.52 seconds to 11.77 seconds. The 160 per cent figure we gave would of course have equated to going back in time.
