Tiny people giggle at everything from tickling to peek-a-boo to silly faces. But do they really have a sense of humor?

I was sitting in my kitchen one day and made an attempt at being funny, but nobody laughed. My kids began to laugh when I bemoaned that nothing I say is funny. Perhaps ever since we began to emerge ...

The big thinkers at Aperture explore the science and psychology behind why humans laugh. I asked 3 restaurant pros to name ...