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Chris Chmelik, left, and Cruz Gonzalez-Cadel in the Steep Theatre production of Cordelia Lynn's play, "Lela & Co." (Photo: Gregg Gilman)

Acknowledging the existence of “gender fluidity,” the 45th annual Non-Equity Jeff Awards nominations for performance are now nonbinary.

(Phil Torres and Geoff Wheat / The Field Museum)

A team of scientists was exploring a rocky patch of ocean floor when they found something that shouldn’t have been there: octopuses – lots of them.

Rosaly Lopes (Twitter)

A conversation with NASA research scientist Rosaly Lopes, who will be recognized this week at an event celebrating women in space science. 

How a donation of nearly 800,000 tablets of vitamin K can help treat severe bleeding related to the use of synthetic cannabinoids.

(Pexels)

April is “Save Abandoned Babies Month” in Illinois. Chicago police and fire officials hope to raise awareness of the state’s safe haven law in the hopes of saving infant lives.

A rare blood disorder called thalassemia requires regular blood transfusions, but gene therapy may change that, according to a new study.

The Cook County circuit court clerk talks about her surprise run for mayor of Chicago.

(Christoph Scholz / Flickr)

Government officials from the U.S. and the United Kingdom warn that Russian hackers are targeting consumer and business routers. How to protect your devices.

The young musician joins us in conversation and performance ahead of her Chicago professional debut with the Chicago Sinfonietta next month. 

While talk of building a new express train to O’Hare heats up, we explore a little-known line that already goes there.

Watch the April 20, 2018 full episode of "Chicago Tonight."

(Amanda Vinicky / Chicago Tonight)

He first became head of the Democratic Party of Illinois in 1998. Despite his longevity, House Speaker Michael Madigan isn’t a beloved figure.

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