Ancient DNA reveals a farming shift that pushed a society to the brink

A new study reveals that farming in Argentinas Uspallata Valley was adopted by local hunter-gatherers rather than introduced by outside populations. Centuries later, a stressed group of maize-heavy farmers migrated into the region, facing climate instability, disease, and declining numbers. Despite these pressures, theres no sign of violence-instead, families stayed connected across generations, using kinship networks to survive. The research shows how cooperation, not conflict, helped communiti...