Star witness and Blagojevich insider Stuart Levine begins testimony at the political corruption trial of William Cellini.

Sniffing out relatives? It may not be the human way, but it works for one finely dressed bird. We explore penguin behavior and more in tonight's Scientific Chicago.

The summer of 1919 brought about some of the worst racial violence in American history. We talk with the author of Red Summer, a new book that explores a deadly year of race riots and lynchings that swept the nation.

Their numbers are growing. The self-named "Occupy" protestors are upset about the economy and unemployment. But who are they? Elizabeth Brackett talks to some of the organizers about this wave of anti-corporate protests.

A new three-part WBEZ investigation examines the lack of Level 1 Trauma centers on Chicago's South Side -- and whether that fact is leading to more deaths. We talk with reporter, Natalie Moore.

The Bears get mauled by the Lions on Monday Night Football.

Meet the Chicago high school students who have been digging for Mammoths in South Dakota, and working with paleontology superstar Paul Sereno at Project Exploration.

As Illinois watches still another corruption trial, a watchdog group that encourages accountability in government has a new leader. We talk with the head of the Illinois Campaign for Political Reform.

We shed light on the shadow boxes created by Joseph Cornell, an artist who thinks "inside the box."

A national unrest is brewing amid discontent with the President, Congress and Wall Street. Illinois Senators Dick Durbin and Mark Kirk join Carol Marin for a lengthy discussion about how to turn the country around.

Kris Kridel of WBBM Newsradio 780 joins us to discuss protests on Wall Street and here in Chicago, companies threatening to leave the sta

How will history remember Mayor Richard M. Daley? We talk with the first-time author who has taken on the task of writing a Daley biography. What does he hope to accomplish with his book? We find out.

Joel Weisman and his panel of journalists discuss this week's top headlines.

Need some ideas for what to do this weekend? Chicago Tonight knows what is going on!

"He changed the way each of us sees the world." Those are the words of President Obama on the death of Apple co-Founder Steve Jobs.