their milk nourished communities, and their dung fueled fires. Over time, these animals spread across Eurasia, shaped by human selection and migration. Now, a genetic study of ancient sheep bones ...

As well as meat, their domestication led to humans being nourished by their protein-rich milk and clothed by ... Hare AJ, et al. Ancient genomics and the origin, dispersal, and development of domestic ...

Here, yogurt is made with full-fat sheep's milk. This rich milk, together with a combination of time and temperatures, is going to give us a yogurt that is already thick, tart and creamy ...

On this week's episode: big bird intelligence, astronauts should jump, sheep and human history, and a tiny great ape.