Stories by Chicago Tonight

May 24, 2017 - Full Show

Watch the May 24, 2017 full episode of "Chicago Tonight."

May 23, 2017 - Full Show

Watch the May 23, 2017 full episode of "Chicago Tonight."

May 22, 2017 - Full Show

Watch the May 22, 2017 full episode of "Chicago Tonight."

Urban Nature: ‘A Coyote Comeback’

Coyotes have made a remarkable comeback in Chicago. What are the secrets to their survival in a dense metropolis? Marcus Krahnforst hunts for clues with noted biologist Stan Gehrt in this “Urban Nature” episode.

The Week in Review: Tough New Guidelines for Chicago Police Officers

| Jay Shefsky

Gov. Bruce Rauner gets a big gift from billionaire Ken Griffin. A rash of carjackings. Will the mayor find money to keep schools open? And a Cubs sweep reassures worried fans.

May 18, 2017 - Full Show

Watch the May 18, 2017 full episode of "Chicago Tonight."

May 17, 2017 - Full Show

Watch the May 17, 2017 full episode of "Chicago Tonight."

May 16, 2017 - Full Show

Watch the May 16, 2017 full episode of "Chicago Tonight."

May 15, 2017 - Full Show

Watch the May 15, 2017 full episode of "Chicago Tonight."

Urban Nature: ‘Can Cities Save the Monarch?’

The monarch butterfly’s remarkable migration is in peril. Its habitat has been decimated by rapid urbanization and changing agricultural practices. Could cities come to the rescue?

May 11, 2017 - Full Show

Watch the May 11, 2017 full episode of "Chicago Tonight."

May 10, 2017 - Full Show

Watch the May 10, 2017 full episode of "Chicago Tonight."

May 9, 2017 - Full Show

Watch the May 9, 2017 full episode of "Chicago Tonight."

May 8, 2017 - Full Show

Watch the May 8, 2017 full episode of "Chicago Tonight."

Urban Nature: ‘The Great Squirrel Mystery’

(BirdPhotos.com / Wikimedia Commons)

Why do some squirrels live in more affluent neighborhoods, while others dwell in more disadvantaged ones? WTTW's online series “Urban Nature” has the story.

May 4, 2017 - Full Show

Watch the May 4, 2017 full episode of "Chicago Tonight."

May 3, 2017 - Full Show

Watch the May 3, 2017 full episode of "Chicago Tonight."

New Book Takes Playful Look at ‘Infinity’

| Jay Shefsky
Eugenia Cheng

If you’re not a fan of math, Eugenia Cheng is on a mission to change your point of view. 

May 2, 2017 - Full Show

Watch the May 2, 2017 full episode of "Chicago Tonight."

Is Our Cultural Obsession with Beauty Making Us Sick?

When an obsession with outer beauty gets in your head so much that it makes you sick, that’s a serious problem, says Northwestern professor Renee Engeln.

May 1, 2017 - Full Show

Watch the May 1, 2017 full episode of "Chicago Tonight."

Urban Nature: ‘Building a Bird-Safe City’

Dead birds collected by the Chicago Bird Collision Monitors were given to the Field Museum's Bird Division. (Josh Engel / The Field Museum)

For migrating birds, Chicago can be a dangerous place. But scientists, architects and volunteers are now teaming up to make the city a leader in bird-friendly design. The story is told in WTTW's online series “Urban Nature.”

April 26, 2017 - Full Show

Watch the April 26, 2017 full episode of "Chicago Tonight."

April 25, 2017 - Full Show

Watch the April 25, 2017 full episode of "Chicago Tonight."

April 24, 2017 - Full Show

Watch the April 24, 2017 full episode of "Chicago Tonight."