When you pick up a cut of beef at the store, would you like to know that animal's life history? The technology to do this does exist — at least in Michigan, where the state requires all cattle to carry electronic ear tags. It's the only state that requires such tags.
Michigan's cattle-tracking system was forced on farmers because of a crisis. Fifteen years ago, cattle in part of the state started catching tuberculosis from wild deer.
Once upon a time, there was a small Hungarian village that was very proud of its sour cherries. The village was called Újfehértó. As in many Hungarian villages, tall cherry trees lined the streets and provided welcome shade in the summertime.
When communism came to Hungary after World War II, the government introduced big collective farms, and Hungarian scientists had to decide which cherries the farms should grow.
In the classic American story, opportunity is always in front of you. You finish school, find a job, buy a home and start a family; it's a rosy dreamscape.
But that world is one-dimensional. Income inequality is just about as American as baseball and apple pie. And though the economy has improved in the past few years, the unemployment rate for black Americans, now 13.2 percent, is about double that for white Americans.