Scientists have long focused on quantifying fear and other negative emotions in animals. Now they’re trying to measure positive feelings — and it’s a challenge.

Sleeping dogs react to the strangest sounds, creating the funniest little surprises.

One noise and your body goes into full alert mode.

Sociologists studying household rhythms note that predictable domestic sounds create a baseline sense of security in ...

Imagine Max, a well-trained border collie, manages to ignore a squirrel in the park when his owner tells him to sit. His ...

F ootage captured on camera traps in southeastern Brazil may be the first-ever recording of jaguars meowing.

Performances begin promptly at the advertised curtain time. Latecomers will be held in the lobby and seated at the discretion of management.