主播大秀

New evidence that Botai people in Kazakhstan 5,500 years ago were the first people to have domesticated the horse.
A new variety of pigeon pea has gone into production in India; it is designed to boost yields up to 40% and to be more drought resistant. Looking at how the earth heals itself after an earthquake may help to detect faults in the earth's crust we've yet to find.

Picture: Horses, Credit: Getty Images