Researchers are helping uncover new information about the Y chromosome in horses, which will help owners identify optimal lineages for breeding and help conservationists preserve breed diversity.

BUENOS AIRES - They look like ordinary foals, docile with honey brown coats and white facial patches, content to spend their days munching alfalfa in a cordoned-off pasture in rural Buenos Aires ...

These horses might look like ordinary horses, but there is something highly unusual about their genomes. They are the first of their species to have their DNA edited using CRISPR–Cas9, a technique ...