The Science of Happiness

A tree next to a bus stop, a flower poking through the sidewalk. Our guest, a veteran of the Iraq War, discovers how awe and wonder can be found anywhere —  if you just pay attention. Try this week’s happiness exercise:

Do you fixate on what's going wrong in your life? Poet and "recovering pessimist" Maggie Smith practices looking on the bright side.

She's one of the most accomplished comedians of her generation. But Margaret Cho wants to find a different kind of happiness.

Should we try to find common ground with the villains in our lives? Comedian Zahra Noorbahksh tries to understand a "zombie" from her past.

We gave our Happiness Guinea Pig a mission: Do five random acts of kindness in one day.