Students at Haines Elementary School in Chinatown are learning the Next Generation Science Standards by building solar-powered cars and portable homeless shelters. Teachers there are combining all aspects of a STEM education--science, technology, engineering, and math--while students complete fun projects.

Once thought impossible, new research suggests people can learn perfect pitch. University of Chicago paleontologist and science explainer extraordinaire Neil Shubin is back to discuss that, the unique way trap-jaw ants avoid predators, “virgin births” in sawfish, and the shrinking of Mount Everest.

On the eve of the world premiere of On Your Feet! — a new musical based on the lives of Gloria and Emilio Estefan — Chicago Tonight talks to the couple about their extraordinary life together. 

Former U.S. House Speaker Dennis Hastert, who’s accused of bank fraud and lying to the FBI in connection with a sexual abuse scandal, pleads not guilty in federal court. 

On the heels of former CPS CEO Barbara Byrd-Bennett's resignation, and as they are in the middle of contract negotiations with the district, thousands of Chicago Teachers Union members rally in the Loop to demonstrate their frustration with the district. 

The Chicago Blackhawks take on the Tampa Bay Lightning in the Stanley Cup Final. We break down the first three games of the series and look ahead to Wednesday's Game 4 in Chicago.

Some have described the atmosphere in Springfield as toxic. Will lawmakers and Gov. Rauner move beyond the ugliness to get a deal done on the budget? Two lawmakers join us to talk about what's ahead.

As Gov. Bruce Rauner and the Democrat-controlled General Assembly continue to battle over the state’s budget, we talk with former Republican Gov. Jim Edgar (1991-1999) about the state’s pension-funding plan he signed into law, how he worked with Democrats in Springfield, and what advice he has for the governor. 

There's a lobbying and advertising war going on in Illinois. No, it's not related to the state budget. It pits the state's largest producer of energy, Exelon, which is asking for a rate hike to help its struggling nuclear power plants, against wind and solar energy groups that say Exelon is merely a billion dollar corporation seeking a bailout.

Joel Weisman and his panel of journalists discuss this week’s top stories in politics, business, and sports. 

Joel Weisman and his panel of journalists discuss U.S. Sen. Dick Durbin’s endorsement of Tammy Duckworth in the race for Senate and the widening field of candidates seeking to replace Mark Kirk who’s running for re-election, as well as businessman Willie Wilson’s announcement to run for president. 

Bike over to The 606; read up on the latest indie comics; and be Greek for a day or three. Chicago Tonight has your weekend picks.

• Overtime Session Begins in Springfield