Add Yahoo as a preferred source to see more of our stories on Google. I've often said that there's nothing better than kittens or puppies, but I forgot to add the one thing I think we can all agree on ...

Sometimes a laugh can add sunshine to a down day -- especially if it's one of those authentic, uncontrollable, body-shaking ones. After all, laughter is good for the mind, body and soul, no matter the ...

Isn't it crazy how babies can do the same thing over and over again, and it's just as funny for them as the first time? For little Henry, that thing is dropping an envelope from his bouncer, and it's ...

In the surreal world of YouTube fame, any video can become the next big thing. July 23, 2007 — -- In the surreal world of YouTube fame, any video can become the next big thing, as the parents of ...

A psychologist explains the evolutionary and psychological roots of laughter, and what an infant’s giggles teach us about how adults bond.