As a young man aboard HMS Beagle, Charles Darwin was fascinated by erratic boulders. After completing his voyage, he wrote several papers about their origin. Tierra del Fuego was of particular interest, for he found boulder trains at different elevations at a place known as Bahia San Sebastian, which faces the Atlantic Ocean. Darwin actually delayed the survey work of HMS Beagle so he could gather more extensive information. On returning to the UK, he made the boulders the focus of two geological papers published in 1841. The route by which Darwin reached his conclusions is instructive for all of us involved in research today. [Details omitted of how Darwin interpreted the boulders and of the recently published revised interpretation … Continue reading Darwin’s Boulders and the human face of induction