Recently, in the news, there was a story about a 24-year-old who gave up using a computer and a cell phone for 90 days. We put two Chicago Tonight staffers to the test to see if they could go "unplugged" -- for just one weekend! We asked them to share their experiences and photos.

What makes the Brookfield Zoo's science fair different from others?  We take a closer look at these students and their scientific savvy.

Two innovative web developers and Chicago's Chief Technology Officer talk about new apps for Chicagoans with data from the city.

We introduce you to a wildlife photographer who has made it her mission to track down and photograph Illinois' threatened and endangered species.

Do you know someone with math anxiety? New research offers clues about what's happening in a brain that's anxious about math. Our science guy, Neil Shubin, has that story and more in Scientific Chicago.