%0 Journal Article %T Higher and Colder review %A Nanna Kaalund %D 2020 %V 13 %N Spring 2020 %K Exploration %K mountaineering %K field-work %K physiology %K extreme sport %K history of science %K history of medicine %X %Z Photograph taken by Nirmal Purja, on Hillary Step on 22 May 2019 (Credit: Nirmal Purja/AFP) %I The Science Museum Group %@ 2054-5770 %B eng %U http://journal.sciencemuseum.org.uk/browse/issue-13/higher-and-colder-review/ %J Science Museum Group Journal