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 ...

Researchers have successfully mapped the dog epigenome, opening the door to an improved understanding of how environmental factors influence their genetic expression, as well as ours. Epigenetics is ...

Mapping the relationships between different dog breeds is rough (get it?), but a team of scientists at the National Institutes of Health did just that using the DNA of 1,346 dogs from 161 breeds.

First came working dogs — breeds that could guard or herd livestock. Later came the hunting dogs. And all those cute little fluffballs like Pomeranians and Papillons? Thank a single import of a pug ...

A new research project by an assistant professor at Clemson University and a parasitologist at the University of Georgia shows which parts of the country are most at risk of Lyme disease in dogs. The ...