The Ultimate Prehistoric Transformation

Quiet Canines Podcast · Oct 3, 2026 · 2m

Nine thousand years ago, Indigenous peoples engineered a crop that was man first and greatest feat of genetic engineering. Most crops like wheat and millet have wild ancestors that look like the crop. But in the Balsas River Valley in southwestern Mexico, the Indigenous people living there domesticated a plant that looks nothing like its wild ancestor. They were the Makaya and Mixe Zoque who took shelter in caves.

There was a wild grass that grew in the region called teosinte. Teosinte was a bushy grass with dozens of branches. Its seeds were tiny and enclosed in rock hard casings. These…