There is a good chance that many of you watching right now have a dog somewhere nearby. But what do you actually know about where dogs come from? You're probably aware they evolved from wolves, but ...

Over the last 100 years, dogs have changed dramatically, all thanks to selective breeding. Once valued mainly for their abilities and roles as working companions, today's dogs often show exaggerated ...

Finally, Fido has a proper family tree. Genetic researchers have assembled the most definitive evolutionary tree of dogs using gene sequences from 161 modern breeds. The map of dog breeds and how they ...

Modern dog breeds come in a mind-boggling array of shapes and sizes—from Chihuahua to Great Dane, corgi to greyhound, pug to German shepherd. In fact, the domestic dog, Canis familiaris, shows more ...

The crude view of evolution is often stark—a struggle for life in the wilderness, dominated by the strong, the cunning, the fierce, or the exquisitely camouflaged. And yet, who thrives today? Dogs.