The Chicago Department of Aviation launched a naming contest for a giant boulder unearthed at the airfield.

The park, which serves as an entry to the 606 Bloomingdale Trail, would honor one of Chicago’s most acclaimed street artists.

Organizers have announced an addition to the upcoming open water Chicago River Swim: the Big Jump.

Work on the critical carp barrier was halted in late July. On Wednesday, the White House lifted the stop-work order.

“At this time, it is impossible to know if these passings are isolated or related,” Shedd said in a statement.

Members of Teamsters Local 700 and the Forest Preserve District of Cook County has come to terms on a contract extension, ending a 16-day strike by approximately 230 forest preserve employees.

Chicagoans are invited to vote on the next improvement to the city’s front yard, Grant Park.

Wednesday is expected to be a repeat of Tuesday, when the heat index reached 106 degrees at Chicago's Midway Airport and 103 degrees at O'Hare.

The last beluga whales remaining at a defunct marine park in Canada are now on their way to new homes in the U.S. A pair arrived at Shedd Aquarium on Tuesday morning.

Starting Saturday, thrill-seeking bike riders will get to test their skills on the newest additions to Big Marsh Park’s complex of BMX and mountain biking trails.

The eclipse will peak Thursday night at 11:12 p.m., with almost the entire moon darkened by Earth's shadow.

The American Society of Landscape Architects announced Lurie Garden as the 2026 recipient of the organization’s Landmark Award.

The 23-year-old female whale was part of a second group of four whales that arrived at Shedd in mid-August, following a pod of four who came to Shedd in late July.

Scientists have long warned that the world will experience more intense extreme weather events like heat waves, storms, floods and droughts. But what once seemed like the realm of fiction is now discussed as a possibility, even an inevitability.

Deep in Barrington's horse country, a former equestrian farm is being restored to native wetland and grassland habitat. How's it going?

For decades, four species of invasive carp have been working their way toward the Great Lakes. On their way, they’ve left a trail of decimated native fish populations and injured boaters.