One of Chicago's top technology incubators, 1871, is getting a substantial state grant to expand its Merchandise Mart space another 25,000 square feet.

Jaume Plensa's newest sculptures featuring giant heads open to the public this summer in Chicago's Millennium Park. We talk with the Catalan Spanish artist and sculptor on his inspiration behind his latest installation.

After a decades long search, scientists have found a vast reserve of water 400 miles beneath the Earth's surface that could support new theories on how the planet formed.

We revisit a profile of Wales native and Chicago rocker Jon Langford, whose latest project involves melding songs and paintings.  

A judge declares the city of Chicago free of a 45-year lawsuit regarding political hiring. But is patronage really dead? Paris Schutz has the latest. 

With Iraq on the brink of imploding as city after city falls to fighters from the Islamic State in Iraq and the Levant (ISIL or ISIS), we talk to a panel of experts about how we reached this point and what, if anything, the United States should do.

Contenders hoping to secure the future home of the Obama presidential library have until today to submit initial proposals. We take a look at some of the proposed sites locally. 

After a nationwide search, Chicago Public Media hires Goli Sheikholeslami as its new CEO. She joins us to talk about her time on the job and vision for the future of public radio. 

We revisit a story of treasures created by American artist Louis Comfort Tiffany in an amazing setting – the restored Gilded Age mansion that houses the Driehaus Museum.

Joel Weisman and his panel of journalists discuss weekly headlines. 

A blues festival, a food truck rally and a Father's Day cookout; Chicago Tonight knows what’s going on this weekend.

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

This weekend the 31st annual Chicago Blues Festival electrifies Grant Park with a diverse line-up that expands the definition of the blues.

Bruce Rauner says he has ideas to cut $1 billion from state government, and one of them involves chickens. But the governor calls it a budget "prank."

There's controversy over a sexist Techweek event. We'll hear how sponsors have turned the outrage into a learning opportunity in the male-dominated world of tech.