Two years ago, amateur photographer Josh Feeney spotted a nest of owls within a Cook County forest preserve. Since then, he's returned to the site to check on the rare species and recently found evidence of successful breeding.

Geoffrey Baer tracks down answers for three questions about Chicago's bygone streetcar heyday. 

High hopes in the search to reverse or prevent Alzheimer’s disease. We'll tell you about two important medical studies being conducted in Chicago.

Watch the May 31, 2016 full episode of "Chicago Tonight."

An annual study from the University of Illinois at Chicago finds that aldermen are increasingly voting independently from Mayor Rahm Emanuel on contested issues.

Health care experts have long warned that the effectiveness of antibiotics has been declining due to overprescription by doctors and also because of the use of antibiotics in raising livestock for human consumption.

It’s the final day of the spring session for the Illinois General Assembly in Springfield, and despite maneuvering on all sides to float a solution, the state still does not have a budget. But that doesn’t mean it’s over. 

With just three weeks left in the school year, some Chicago Public Schools are finishing work that many schools try to have done at the beginning of the year: making sure all children are up to date on their shots and annual physicals.

We check in with the Chicago Public Library chief about being named in Fast Company's 100 “Most Creative People in Business” and what books he's taking to the beach this summer.

Mayor Rahm Emanuel lauded lawmakers who voted to override Gov. Bruce Rauner's veto of a pension bill that relieves some short-term pressure on city taxpayers. But what does it mean in the long term?

The City of Broad Shoulders measures up to its moniker in terms of fitness. The Chicago metropolitan area was recently named the 12th fittest in the nation.

Joel Weisman and his panel discuss the week’s news, including the ongoing budget impasse and battle over education funding.

Following a whopper of a blizzard in 1979, Sauganash native Jane Byrne narrowly upset Mayor Michael Bilandic for the Democratic mayoral nomination. Belly up to the bar and get a little taste of Chicago’s spirited history: a frosty milkshake spiked with whiskey and vodka.

Watch the May 26, 2016 full episode of "Chicago Tonight."

In a surprise move, Chicago's City Treasurer Kurt Summers joins the chorus calling on the mayor to sue big banks over controversial swap deals that have cost taxpayers millions of dollars.