How Your Awkward Teen Years Are Helping Make History

What if you could write a formula so smart, that you could wade through millions of yearbook photos and find a pattern among all of the faces? Researchers at the University of California-Berkeley did just that. By mining yearbook data from 1902 until the present, a machine-vision algorithm has revealed changes in hairstyles, clothing and even facial expressions. A great big story made in partnership with Hewlett Packard Enterprise.