We talk with Metra’s interim CEO Don Orseno, Metra board member Jack Schaffer, and Chicago Tribune transportation reporter Richard Wronski about the commuter issues encountered last week during the polar vortex, and what the agency plans to change for future storms. Read an interview.

Scientists at west suburban Fermilab have installed the final piece on a massive particle detector called NOvA that may answer some very big questions. We go deep underground to uncover how the contraption might do that. Read an article.  

We take a tour of the MINOS underground facility and watch the installation of the last NOvA Far Detector module. Read a behind-the-scenes blog and view a slideshow.

We revisit a conversation with Pulitzer Prize-winning historian Doris Kearns Goodwin about her latest epic biography on the presidencies of Teddy Roosevelt and William Howard Taft that brought radical change to America. Read a book excerpt.

The holidays would not be the same without it. We go behind the scenes to see how the Joffrey Ballet manages to keep its annual presentation of The Nutcracker fresh and new every year. Read an article.

Pulitzer Prize-winning historian Doris Kearns Goodwin joins us to talk about her latest epic biography on the presidencies of Teddy Roosevelt and William Howard Taft that brought radical change to America. Read a book excerpt.

Eddie Arruza and his panel of journalists discuss the week's top headlines.

Eddie Arruza and his panel of journalists share some thoughts and reflections on the 50th anniversary of the assassination of President John F. Kennedy. Watch the web extra video.

Rising tensions within the Chicago City Council bring warnings of a new round of council wars. All at a time when a watchdog group says the city is teetering on the brink of a fiscal crisis. We hear what some aldermen have to say.

Eddie Arruza and his panel of journalists discuss the week's top headlines.

While the federal Health Care Exchange website may be plagued with problems, it hasn’t stopped so-called “navigators” from helping thousands of people enroll for health insurance in Illinois. We pay a visit to a navigator at work. Read an article.

President Obama signed an 11th-hour deal averting a devastating debt default. But it’s a short-term deal that may result in another funding battle on January 15 and debt limit deadline February 7. What is the real economic impact of the shutdown? And what effects will it have on markets? We have analysis.

We analyze what Wednesday's Federal Reserve announcement to continue the stimulus program will mean for the economic recovery.

It’s both a center for environmental studies and an environmentally friendly building. We go inside Loyola University’s new Institute of Environmental Sustainability. Read an article.

Eddie Arruza and his panel of journalists discuss the week's top headlines.

Eddie Arruza and his panel of journalists discuss the impact of TV host Stephen Colbert comparing Syrian violence to Chicago's. Also, they talk about the challenges and questions facing Illinois congressional members as they vote whether to authorize military action in Syria. Watch the web extra video.