Dogs act like toddlers when you need help - but cats just watch. Scientists compared 3 groups: pet dogs, cats, and human toddlers in an experiment where a human parent hides and pretends to look for an object. 75% of dogs and children helped. Cats only helped if it was in their personal interest.

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As of Feb. 27, a selection of Bose QuietComfort headphones have dropped from $349 to $199.99 at Amazon. There's a nice variety of colors on sale at this price, so you can choose between black, cypress green, moonlight grey, petal pink, and white smoke.

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