Southwest Flight 2504 landed safely at the Chicago airport after the flight crew had to perform a go-around to prevent a potential incident, according to Southwest. The FAA is investigating the incident, which took place at around 8:50 a.m. local time.

We separate fact from hype about the upcoming “planet parade.”

The U.S. Department of Agriculture confirmed the presence of highly pathogenic avian influenza in four rats submitted for testing.

A 1,300-acre restoration project at Midewin National Tallgrass Prairie has ground to a halt after federal grant funds, awarded in 2023, were frozen by the Trump Administration.

Tens of thousands of federal employees were fired in the last week. Here's the story of two former members of the U.S. Forest Service, who, up until a few days ago, worked at Midewin National Tallgrass Prairie in Will County.

 A recently discovered asteroid, named 2024 YR4, is now the riskiest asteroid ever detected. NASA has calculated that the space rock has a 3.1% chance of hitting Earth in 2032.

Reports of wild bird deaths continue to mount, and not just in Illinois. Meanwhile, a vaccine for chickens could be on the horizon.

Sub-zero wind chills will be the norm until Friday.

A band of dry air crashed Chicago's snowstorm party Wednesday.

The state of Illinois has pressed pause on a barrier designed to keep invasive carp from entering the Great Lakes, saying it can no longer count on the federal government to honor its funding obligation to the $1.15 billion project.

The National Weather Service has issued a winter weather advisory for the Chicago area and much of northern Illinois from 9 a.m. Wednesday to 3 a.m. Thursday.

University of Chicago paleontologist and author Neil Shubin has been on multiple expeditions to the Arctic and Antarctica. Those trips have produced groundbreaking discoveries about the evolution of life.

Freezing mist and drizzle could turn sidewalks into treacherous sheets of ice on Saturday, the National Weather Service said.

Shedd Aquarium’s 6-month-old baby beluga is hitting key development milestones, and now it needs a name.

The surprising January heat record coincides with a new study by a climate science heavyweight, former top NASA scientist James Hansen, and others arguing that global warming is accelerating. It’s a claim that’s dividing the research community.

The National Weather Service has issued a winter weather advisory for Wednesday evening through Thursday morning.