Science Straight from the horse's toe: the world's oldest genome

Scientists have reconstructed the genome of a horse that lived some 700,000 years ago, mapping out the evolutionary history of the modern horse.

By , Contributor

Claudia Feh/Przewalski's Horse Association via Nature/AP

Researchers have sequenced the genome of a horse that lived some 700,000 years ago – the oldest genome ever sequenced – making it possible to reconstruct an evolutionary narrative of the modern horse, whose journey through history has been intimately bound to our own.