What brought about the new business arrangement of two of Chicago’s most prominent cultural institutions? We speak with two of the driving forces behind each company.

An Illinois case will be heard by the U.S. Supreme Court, and it could have huge ramifications for public unions.

The move puts an end to ambiguity over his stance on the issue, but in raising the ire of his conservative base it may also force him into a new battle: fending of a challenger from the right in next year’s elections.

A who’s who of great artists and writers of the 20th century was influenced by one who died in semi-obscurity nearly 200 years ago.

Since embarking on a new sustainability initiative, Shedd Aquarium has cut annual water use by more than half, from 60 million gallons in 2012 to 28 million gallons today.

Meet DiaBetty, the voice-enabled diabetes coach and educator developed by researchers at the University of Illinois at Chicago to help newly diagnosed Type 2 diabetes patients manage the condition.

Two former university employees charged in the brutal stabbing death of a Chicago hairstylist earlier this summer have pleaded not guilty to a half-dozen murder charges levied against them.

Foodies who may be missing the bow-tied former host of “America’s Test Kitchen” don’t have to wait any longer to find out what he’s been cooking.

Some call him a progressive publisher. Others, lewd. But late Playboy founder Hugh Hefner was undeniably successful at building his brand. We take a look at his legacy.

Mayor Emanuel and state lawmakers are quietly hatching a plan to give $100 million in state money to the Obama Presidential Center. Is Illinois ready to pony up?

Who’s on the team assigned to lure Amazon’s new national headquarters to Chicago? It may be easier to ask who isn’t involved.

Watch the Sept. 27, 2017 full episode of "Chicago Tonight."

The walls of a South Side armory tell the history of warriors throughout the ages. Geoffrey Baer shares that story and more in this encore edition of Ask Geoffrey.

It may officially be fall, but for the past week Chicago has been experiencing a record-breaking heat wave. Jeanne Nolan joins us in the WTTW organic garden.

The race to create self-driving cars is heating up. One automaker has taken a significant step towards a hands-free future with a model that will soon be available in the Chicago area.