Fossils show we've shared our work and homes with dogs for tens of thousands of years. Now there's growing evidence that we influenced dogs' evolution---and they, in turn, changed ours.
Content Note
A boy and his dog -- Close encounters of the canine kind -- Written in the bones -- Wolf-dogs: those skulls are how old? -- A meeting of minds -- Written in the genes -- The dog on the couch: canine psychologists -- A wolf on the bed.