In this Emmy Award-winning series, WTTW News tackles your questions — big and small — about life in the Chicago area. Our video animations guide you through local government, city history, public utilities and everything in between.

WTTW News Explains: Illinois' Assault Weapons Ban (WTTW News)

Whenever there’s talk about how to curb gun violence, two words often come up: assault weapons. Illinois is one of 10 states — plus Washington, D.C. — with a so-called assault weapons ban on the books. WTTW News Explains what that ban does. 

WTTW News Explains: What is Redlining?
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To this day, Chicagoans live in a fairly segregated city. And that segregation didn’t happen by coincidence but by design. WTTW News Explains how redlining worked in Chicago.

What does an alderperson do? Graphic. (WTTW News)

Every four years, residents of Chicago’s 50 wards pick their representative on the City Council. They are officially known as alderpeople. But what exactly do they do?

A graphic that says "Illinois Gun Laws." (WTTW News)

Chicago has a reputation as the City of Big Shoulders. For rough-and-tumble politics. And for having a lot of crime, despite strict gun laws. But what are those laws? WTTW News explains.

A graphic that says "The Return of the Cicadas." (WTTW News)

In case you haven’t heard, the cicadas are coming, and things are about to get loud. WTTW News explains.

WTTW News Explains political conventions. (WTTW News)

Chicago is set to host the Democratic National Convention this summer. It will be the city’s 27th time hosting a national political convention. Chicago conventions have been some of the most memorable, raucous and consequential in American history.

A graphic that says “Chicago’s River Dyeing.” (WTTW News)

There’s no more iconic Chicago St. Patrick’s Day tradition than dyeing the Chicago River green.

Graphic that says “Chicago's Skyscrapers.” (WTTW News)

Chicago is a city of firsts — everything from the first Ferris wheel to the first brownie and the world’s very first skyscraper. WTTW News explains.

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Every winter, Chicago stands divided around a practice commonly known as “dibs” – when car owners use janky household objects to reserve their precious shoveled-out parking spaces. So how did it begin? 

As you travel a ways west from the lake in Chicago, it’s hard not to notice clusters of north-south streets that all start with the same letters – K, L, M, N, O. What gives? WTTW News Explains.

You may have heard Chicago has a pension problem … to the tune of more than $35 billion of debt. Pensions affect nearly everyone — even if you’re not a public employee. Taxpayers have already been footing the bill to alleviate the pension debt.

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Maybe it’s because the city’s actual name comes from a smelly wild onion, or maybe it’s because other cities like to drag our city through the mud, but Chicago has had a whole lot of nicknames over the years. We break down where they came from. 

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Meet Ellis Chesbrough, Chicago’s first city engineer and designer of the water delivery system we still use today. WTTW News Explains how water cribs work out on Lake Michigan. 

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Do you ever find yourself wondering how all the exits got their numbers? It’s relatively simple — but not necessarily intuitive. WTTW News Explains.

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Maybe you’ve heard of the infamous Chicago parking meter deal. Here’s why it’s so unpopular and why it became a case study in worst practices.

Illinios ranks first in the nation in the number of individual units of local government. WTTW News Explains what is going on with all of those property tax line items.