A fragment of a jawbone found deep underground in a cave in Somerset has rewritten the story of when and how dogs became our best friends. DNA analysis shows the jaw belonged to one of the earliest ...

Source: SC Psychological Enterprises Ltd. If you're having a conversation and the person you're talking to refers to "man's best friend," you almost immediately know that he is likely talking about ...

Add Yahoo as a preferred source to see more of our stories on Google. Sure, there's plenty of devoted dogs who are inclined to be playful with everyone they meet, provided that the people in question ...