What's on Congress' agenda in the final weeks before the August recess? Our panel takes a look at what needs to happen, and what can realistically get done.
Mathematician and linguist John Derbyshire tells the story of Bernhard Riemann, whose 19th-century theory on prime numbers is one of the most famous unsolved mathematical hypotheses of all time.
- John Derbyshire mathematician, linguist, and author
Most Recent Shows
Greek voters go to the polls for an historic referendum on the country's debt crisis. We discuss the future of Greece in the eurozone and implications for global economies.
Acclaimed ballerina Misty Copeland joined Diane to talk about her remarkable career and how she is challenging physical stereotypes that she says keep ballet stuck in the past.
For the Fourth of July: A fresh reading of the Declaration of Independence, and how ideas of freedom and equality have been interpreted over the years.