We revisit a story about a Chicago artist who has been painting since the 1940s and is just now getting his due.

It is believed to be the world’s most valuable book but you may never have heard of it. And now it’s up for auction with an estimated sale price of between $15-$30 million. We tell you what the extremely rare and pricey tome is when we get a firsthand look at it in our studio on Tuesday.

We revisit Jay Shefsky's profile of a basketball team you won't forget. Read an article and view a photo gallery.

Former Chicago Bears pro-bowl lineman James “Big Cat” Williams joins Ann Kreiter to kick off another season of Big Cat and the Bears. Watch a web extra video.

A craft fair, classical music, and a half marathon in Jackson Park; Chicago Tonight knows what's going on this weekend.

Five alleged victims have now come forward in a growing hazing scandal at Maine West High School in the northwest suburbs. This latest victim claims he too was sexually assaulted in a hazing ritual led by seniors on the school’s soccer team – a ritual sanctioned by the team’s coaches.

While NASA astronauts were lauded as American heroes, it was up to their wives to present the facade of a perfect family life. In her new book, The Astronaut Wives Club, author Lily Koppel tells the story of the dozens of women who tried to maintain normalcy as the nation scrutinized their every move. We revisit a conversation with Koppel. Read an article and an excerpt.

A festival brings the love to Ludwig van Beethoven. Artists from a dozen countries converge on Chicago for 100 events that celebrate this giant of classical music in surprising ways. Read an interview with the festival's art director and view a slideshow.

The new Art Institute of Chicago exhibition, Impressionism, Fashion, and Modernity, is the first of its kind to look exclusively at the ways in which the Impressionists used fashion to communicate the idea of "modern." View a slideshow and read excerpts from the fashion catalogue.

We revisit a conversation and performance with Cellist Yo-Yo Ma. View a behind-the-scenes slideshow of Yo-Yo Ma's visit to our studio and watch web extra videos.

We revisit a conversation with Matt Stone and Trey Parker, two of the creators of the musical: The Book of Mormon. Watch web extra interviews.

Former Chicago Police Superintendent LeRoy Martin died at age 84. Watch a 1988 interview with Martin from WTTW's archives.

Diana Nyad, 64, became the first person to swim from Cuba to Florida without the assistance of a shark cage. The Lake Forest native completed the journey in about 53 hours. Watch a 1978 interview with Nyad from WTTW's archives.

Jazz music, a one-woman show, and a Labor Day parade; Chicago Tonight knows what's going on this weekend.

It’s the start of fall semester and freshmen are entering the vaulted halls of universities for the first time ever. Professor Jon Gould's new book, How to Succeed in College (While Really Trying), offers advice. Read an excerpt and a tip sheet.

We take a look at a hip-hop music program that helps kids strengthen their voice and discover the power of the written word. Read an interview.