Paris Schutz and guests discuss the retirement of Chicago Teacher Union President Karen Lewis in this web-exclusive video.

Guided by the camouflaging abilities of chameleons, two Northwestern chemistry professors have developed a tiny, color-changing laser that could improve visual displays in TVs and smartphones. 

Watch the June 21, 2018 full episode of “Chicago Tonight.”

Latinos are 50 percent more likely to Alzheimer’s disease than their white counterparts. Meet a Chicago researcher trying to find out why.

A U.S. Supreme Court decision released Thursday will have consequences for the state budget – and for online shoppers. 

The professor and political analyst joins us to discuss his new book “What Truth Sounds Like: Robert F. Kennedy, James Baldwin, and Our Unfinished Conversation About Race in America.”

The Catholic Church is weighing in on the Trump administration’s zero-tolerance border policy. Cardinal Blase Cupich joins us to talk about it.

Nearly two dozen laboratory mice will be launched into orbit next week as part of a Northwestern-led research mission to learn more about the physiological effects of living in space. 

Beginning Monday, children and teens across Chicago will have access to free lunches during the summer.

What to read this summer? We asked a trio of local authors what books they’re taking to the beach. Here are their top picks.

Watch the June 20, 2018 full episode of “Chicago Tonight.”

On the 100th anniversary of his birth, Charles White is being recognized with the first major retrospective of his work since 1982. 

Fifty years after the death of her father Robert F. Kennedy, Kerry Kennedy is out with a new book that examines his life and legacy.

President Donald Trump signs an executive order ending the policy of separating migrant children from their parents. Will the move spur immigration reform in Congress?

A tantalizing discovery suggests that life could once have existed on Mars – and may still exist today. We get the latest on the red planet with Adler Planetarium astronomer Mark Hammergren.