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Moral Nature

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In Descent of Man, Darwin argued that human morality had evolved from the social instincts of animals, especially the bonds of sympathy and love. Darwin gathered observations over many decades on animal behavior: the heroic sacrifices of social insects,…

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Darwin in letters, 1862: A multiplicity of experiments

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1862 was a particularly productive year for Darwin. This was not only the case in his published output (two botanical papers and a book on the pollination mechanisms of orchids), but more particularly in the extent and breadth of the botanical experiments…

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  • … inaugurated a new era in the science’ (A. Gray 1862b, p. 429). Oliver joined in the chorus, telling …