In the wake of the Penn State scandal, we talk about whistle-blowing on child sex abuse in Illinois, and possible ramifications that coul

A tiny, fingernail-sized organism that some are calling the scourge of the Great Lakes is fundamentally altering marine life. Ash-har Quraishi reports on a devastating invasive species that is causing ripples all the way up the food chain.

We meet the man behind the volunteer organization that beautifies the darkest areas of Chicago.

Check Please! host and Master Sommelier Alpana Singh joins us to discuss her recommendations for beer, wine, and spirits in this week's edition of Ask Alpana.

The U. S. Supreme Court says it will rule on President Obama's health care law next year.  Eddie Arruza tells us what Illinois' two senators had to say about that, along with their thoughts on the looming deadline for the so-called debt "Super Committee."

A Crain's Chicago Business investigation is raising questions about how Illinois House Speaker Michael Madigan handled McCormick

Kris Kridel of WBBM Newsradio 780 and 105.9FM joins us to discuss a record order for Chicago-based Boeing,  the fallout from MF Glob

It was an exciting win for the Bears over division rival, Detroit Lions.

Chicago architect Jeanne Gang recently won a MacArthur Genius grant. Gang is the subject of a new, in-depth profile airing nationally on PBS: Jeanne Gang: The Sky's the Limit.

Did Rep. Joe Walsh cross the line during a heated exchange with constituents last week? We have your thoughts when we read some of your Viewer Mail.

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

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

First Greece, now Italy.

Hometown hero and Iraq war veteran Bryan Anderson joins us to talk about his inspirational new PBS program about service and volunteerism.

Maggie Babiarz came to Chicago alone at age 16 from a small village in the Polish highlands. Today, she leads the Megitza Quartet, a Chicago band that plays an energetic mash-up of traditional and original music from eastern and southern Europe. Jay Shefsky has the story.