The Des Plaines River is expected to reach record levels today. Paris Schutz has the latest.

How prepared are we to deal with a flood of today’s magnitude, or worse? We talk with area officials and a National Weather Service meteorologist to discuss today’s reaction and the future.

Street closures, flooded basements and more. Elizabeth Brackett has the latest on the impact of the heavy rains on Chicago residents.

After days of rain, severe thunderstorms dumped nearly five inches of precipitation Wednesday and overnight into Thursday morning, flooding highways and roads across the city. We have the latest updates on closures and weather. Submit your flood photos here.

Bringing Chicago's electric grid into the 21st century. Ash-har Quraishi has the story.

Could a better helmet hold the key to reducing the epidemic of sports-related brain injuries? Ash-har Quraishi talks with a team of university researchers who say it’s time for a new design. We revisit the story.

Pieces of a famed Russian meteorite land at the Field Museum. Eddie Arruza has the story.

A new program promises to make homes more energy-efficient while offering instant rebates to Chicago area homeowners. We explore Energy Impact Illinois.

In tonight's Scientific Chicago, Ash-har Quraishi takes a look at a recent scientific study that delves deep into what happens as we recall events from our past.

Will Chicago area customers see yearly natural gas rate hikes without any oversight from the state? Paris Schutz has the latest on a controversial proposal in Springfield that watchdogs are warning against.

Could the secret to good health and combating disease rest in the gut? We revisit Ash-har Quraishi's story about an unusual procedure that could provide some answers.

A new exhibit takes a revealing look at animals from the inside -- out. Ash-har Quraishi takes us behind the scenes at the Museum of Science and Industry.

How fast is your internet service and how much do you pay for it? Law professor Susan Crawford says that in the United States it's too slow and too much. She joins us.

The water level in Lake Michigan rises after recent rains. But the long-term outlook still has lake levels far below normal. Elizabeth Brackett reports.

Changing the way medicine targets cancer. Could doctors one day kill cancer cells without the use of drugs or chemotherapy? Ash-har Quraishi spotlights some promising research in tonight's edition of Scientific Chicago.

The largest snowstorm of the season hits Chicago. Find out how public officials are trying to avoid the chaos of the 2011 blizzard.