The contents of an ancient wolf pup's stomach yields surprising clues into the genetic lineage of extinct species.

Most pet dogs carry a little wolf inside them; tiny snippets of wolf DNA that slipped into dog genomes after domestication. A new study, published in Proceedings of the National Academy of Sciences, ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Some 300 miles north of Vancouver, nestled among the rocky bays ...