Stories by WTTW News

The stock market is flying high. We take a look what's going on, and at how Fed chairman Ben Bernanke's testimony before Congress could affect the markets tomorrow.

The southbound Red Line is down for the next five months. CTA President Forrest Claypool joins us to explain this massive revitalization project, and lays out his vision for the future of Chicago transit.

As Chicago debates whether nonprofits should be allowed free water, we discuss the origins of the city's water system. Northwestern University's Carl Smith joins us with stories from his latest book, City Water, City Life.

What can the songs of the Zebra finch tell us about the development of language in humans? Our science guy, Neil Shubin, tells us more in this edition of Scientific Chicago.

We meet an elusive portrait artist who painted Hollywood stars and a U.S. President, and find out how a giant collection of her artwork ended up in a suburb of Chicago.

Chicago teachers, parents and students march for a third day to protest impending school closures. Elizabeth Brackett has the latest.

The Chicago Public School Board will vote on school closings on Wednesday. Carol Marin and her guests have the latest.

Medical marijuana, pensions, gambling and guns. What will the governor do about these hot-button issues as lawmakers enter the final stretch of the spring session? Paris Schutz has more.

With a medical marijuana bill on the governor's desk, we hear more about what diseases it can treat and the chemistry behind how it works. 

We look at a group of artists enlisted by the military to trick the enemy during World War II.

We dig into a deeply rooted exhibition that showcases artists who found inspiration in the common experience of migration.

We hear what you had to say about the mayor's plans to expand McCormick Place and overhaul Navy Pier when we read some of our viewer feedback.

The Illinois Senate approved a medical marijuana bill by 35-21. See how Senate members voted in our interactive graphic.

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

Joel Weisman and his panel of journalists discuss a new Chicago Tribune/WGN-TV poll showing waning support for a Chicago casino, and the potential impact of slot machines at Chicago airports.

Close encounters with stingrays, graffiti-turned-fine art, and Yo-Yo Ma in a special event at the Chicago Symphony Orchestra; Chicago Tonight knows what's going on this weekend.

The mayor rolls out major plans to expand McCormick Place and overhaul Navy Pier. But, elements of the plan, including a proposed new DePaul arena, are drawing criticism. Paris Schutz has the latest.

The mayor unveils grand plans for Navy Pier and McCormick Place. We talk with the heads of Navy Pier and the Metropolitan Pier and Exposition Authority about the proposal.

Cellist Yo-Yo Ma joins us for a solo performance, and tells us about his latest project with the Chicago Symphony Orchestra.

We asked you to rate Mayor Rahm Emanuel's first two years in office. We share what some of you had to say in tonight's Viewer Feedback.

Federal class action lawsuits were filed today on behalf of parents and the Chicago Teachers Union to stop the Chicago Board of Education from closing 53 elementary schools and one high school program. Elizabeth Brackett has the latest.

Angelina Jolie sparks a national conversation about breast cancer treatment. We take a look at some options available for women.

Trapped in his own home? A White House reporter joins us to talk about how presidents attempt to stay in touch with the public.

It would have been North America's tallest building, but instead it left a 76-foot hole in the ground. Now, it seems there's renewed interest in the Spire site. Kris Kridel of WBBM Newsradio 780 and 105.9FM joins us with that story, and more top business headlines.

The human body is the focus of Bodies of Work  -- an arts festival that surprises as it challenges notions of disability.

Donald Trump appears in a Chicago courtroom. We tell you why -- and what he had to say.