The original post: /r/todayilearned by /u/Ribbitor123 on 2025-02-22 02:19:00.

Original Title: TIL about the 'sexy hand-axe’ theory in evolutionary psychology. This proposes that elegantly-made symmetrical stone hand-axes, which characterise the Acheulean Period of human development, were used as a status-signalling device to attract women.