PBS science series examines what dogs’ use of soundboard buttons can reveal about language and cognition ...

Imagine your dog telling you, "I want to play," or "I'm hungry," not through barks or body language, but by pressing a button that vocalizes these words. This scenario, once the realm of fantasy, is ...

Many pet owners believe dogs understand human language. But the truth is not so simple. Dogs may not know language the way humans do, yet they can read voices, signals and feelings in powerful ways.