HealthGenetic conflict with the fetus influences when women give birth Longer-lasting pregnancies lead to larger babies but also riskier births, but some genes may have let women and fetuses find a middle ground 51¶¯Âþ
CommentSaving Time review: We need a longer sense of time – based on nature Why do we have clocks? An ambitious new book from Jenny Odell deconstructs their origins and argues for more nature-based measures Culture