Hurley's remarkable visual record forms the core of both Ms Alexander's book and the exhibition.

ECONOMIST: Antarctic exploration

Endless Forms: Charles Darwin, Natural Science and the Visual Arts will be open at the Fitzwilliam Museum, in Cambridge, until 4 October 2009.

BBC: Friday 11 September: Darwin special

Cell-phone conversations and other forms of multitasking may slow down the mental and visual processing required to gauge the distance and speed of oncoming cars, the study suggests.

CNN: Multitasking and crosswalks a risky mix for elderly