The News story 'Social science lines up its biggest challenges' ( Nature 470, 18–19; 2011) should have said that Nick Nash did his MBA at Stanford University.

The News Feature 'Exoplanets on the cheap' ( Nature 470, 27–29; 2011) should have said that the spectrometer on which the comb at the Hobby-Eberly Telescope was mounted came from Pennsylvania State University not the University of Pennsylvania.

The graph in the News Feature 'The End of the Wild' ( Nature 469, 150–152; 2011) showing a correlation between rising minimum temperatures in Wyoming and increased survival rates for mountain pine beetles should have made it clear that the beetle data were modelled not measured.