A new gadget will let you know if your dog had a ruff day. If you’re a dog owner, you’ve likely wished your four-legged friend could talk and tell you what’s wrong. Pet-tech company Tractive launched ...

Does your dog bark at nothing? Like it’s really late at night, the house is all quiet, and your dog, out of the blue, launches into a barking spree aimed at some random corner of the living room?