![The Discovery Files show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/014/590/small/the-discovery-files.jpg)
Summary: Americans grow happier as they grow older, according to social science researchers at the University of Chicago, whose 33-year study is one of the most thorough examinations of happiness ever done in America.
Summary: Americans grow happier as they grow older, according to social science researchers at the University of Chicago, whose 33-year study is one of the most thorough examinations of happiness ever done in America.