China’s landmark cloning of primates has some worried it sets a dangerous precedent. We discuss the breakthrough – and what it could mean for the future of cloning.

Former pro football players are joining the effort to ban tackling in youth football. We talk pros and cons of the newly introduced Duerson Act.

Watch the Jan. 29, 2018 full episode of "Chicago Tonight."

The Republican candidates for governor squared off Monday for the first, and potentially only, time. 

A phony tavern in 1970s Chicago exposed the city’s widespread corruption. We revisit the groundbreaking Chicago Sun-Times series with two of the journalists behind it.

A who’s who of great artists and writers of the 20th century was influenced by one who died in semi-obscurity nearly 200 years ago. We take another look at “William Blake and the Age of Aquarius.”

High-flying Chicago tech startup Outcome Health came crashing to Earth last year with investors. We get the latest from John Pletz, senior reporter at Crain’s Chicago Business.

This year’s Oscar picks for best picture are an unusually mixed bag of genres, including the comedy-horror film “Get Out.” Two film critics weigh in on this year’s nominees.

For first time since the height of the Cold War, the hands of the Doomsday Clock, a symbolic indicator of how close we are to a global catastrophe, have been moved to 11:58 p.m. This is the closest the clock has been to midnight since 1953.

Watch the Jan. 25, 2018 full episode of "Chicago Tonight."

Who will take U.S. Rep. Luis Guiterrez’s place in Washington? A preview of that highly competitive contest and others coming up next month.

We got lots of reaction to our story about Tide Pods. The brightly colored laundry packs might look like candy to children, but have become part of a dangerous social media trend.

The 11th annual event kicks off Friday and features a record 370 restaurants this year, including 100 new additions. We get a preview of what’s on the menu.