Nikki got Dutch the dog a DNA test to try and find out what breed he was. It ended up revealing something very unexpected.

The role for which a dog was bred—say retrieving birds—is reflected in their brain structure, according to a study of 33 breeds.

Analyses of fossils and ancient genomics reveal how early human populations bred less wolf-like companions, and how they might have traded them around the world. From Pomeranians to poodles, Saint ...