In the 1920s, young women working at a radium dial company in Ottawa, Illinois were being poisoned. Surviving "radium girls" would go on to participate in studies at Argonne National Laboratory.

The bitter liquor has been around for about a century, but Malört's rise to Chicago icon status is a more recent story.

As Chicago prepares to host the Democratic National Convention, we look back at a volatile year: 1968.

Soccer is popular in Chicago, but it falls behind the popularity of sports like football, baseball and basketball. But in the 1920s, the popularity of soccer rivaled that of baseball.

Cook County has a lot of artificial lakes. Many of them were once large pits left behind by major construction projects. Now, they serve as habitats for wildlife and recreation for residents.

Many Irish immigrants settled in Chicago in the late 1800s, and opened up pubs to make a living, but for a sense of community. We explore the history and why there are so many Irish pubs today.

The huge, gleaming Baháʼí House of Worship for North America definitely stands out from its suburban lakefront surroundings. It’s the oldest Baháʼí temple in the world, and it’s also known as the holiest. But why is it in Wilmette, Illinois?

As Curious City goes through some changes, we take some time to look back and reflect on more than a decade of answering listeners' questions and lessons learned over the years.

We go searching for the oldest book in circulation at the library, and find out how a title avoids the book “weeding” process.

It's difficult to find records of Underground Railroad activity in Chicago because the work was inherently dangerous. But some historical documents offer a glimpse.