Conservationist George Archibald has spent his life working to bring cranes back from the brink of extinction. He joins “Chicago Tonight” to talk about his groundbreaking work which has been recognized around the world.

Chicago Tribune rock critic Greg Kot and his co-author Keith Miniscalco discuss their book “Survival Guide for Coaching Youth Basketball.”

Last week NASA said it would be making a major announcement today about a discovery on Mars. While some space fans might have been hoping it was about finding life, the announcement was about something almost as significant. Adler Planetarium astronomer Lucianne Walkowicz joins us to discuss the latest on the Red Planet.

Senate President John Cullerton and Senate Republican leader Christine Radogno discuss the budget standoff in Springfield.

Quarterback Jimmy Clausen fell to 1-11 in 12 career starts after failing to lead the Bears into the red zone at CenturyLink Field. Starting in place of the injured Jay Cutler, Clausen didn't make any big mistakes but also couldn't generate any big plays. 

Some city officials, landlords and service providers say they are seeing an uptick in reported cases of hoarding in the Chicago area. We unpack what's behind this perceived increase, and the challenges of addressing what in some cases could be considered a mental illness.

The days might be numbered for yesterday's sex ed classes. That’s because Northwestern University unveiled Monday a new, online sex education course that incorporates 3-D animation. It's being compared by organizers to Neil deGrasse Tyson’s “Cosmos” TV show – only it’s about inner space instead of outer space.

Steppenwolf Theatre Company celebrated 40 years Sunday night with the world premiere of Frank Galati's adaptation of John Steinbeck's "East of Eden." Here to discuss the play are director Terry Kinney and Steppenwolf's new artistic producer Jonathan Berry.

Mayor Rahm Emanuel joins us for his first extended interview since proposing his so-called "last resort" budget.

The plastic bag ordinance that took effect Aug. 1 may not be having the impact that was intended, as retailers begin to offer thicker plastic bags in place of the older, thinner ones. Environmentalists say that alternatives exist, while retailers insist their customers prefer plastic. However, there may be a way to reduce plastic bag use that both environmentalists and retailers can agree on. Brandis Friedman has the story.

In this edition of Ask Geoffrey, our local history expert Geoffrey Baer revisits a Streeterville puppet show, examines underground architecture on the Blue Line and digs deep into the history of Montrose Beach.