Chicago police have spent nearly $1.5 million on a social media monitoring software called Dunami since 2014, records show. The ACLU of Illinois has called on CPD to end its use of the "spying software." 

The Litter Free Chicago River project will soon include a stretch of the river from North Avenue to Foster Avenue, where the North Branch connects with the North Shore Channel.

The tiny African antelope born on Valentine’s Day was euthanized Tuesday, according to zoo officials, who identified a birth defect that affected the animal’s ability to swallow normally.

Researchers estimate that more than one million pangolins have been taken from the wild over the past decade as demand has soared for their meat and scales. What one local institution is doing to save these scaly anteaters.

What can CT scans tell us about the diseases or injuries Sue the T. Rex might have had? Scientists are hoping to determine just that, but needed to remove several bones Tuesday for testing.

A rare yellow-hued Blanding’s turtle who called Chicago home has moved out to the suburbs, where she’s helping to spread the word about the plight of her endangered species throughout Illinois.

A tiny African antelope that belongs to one of the smallest species of its kind in the world received a name befitting his Feb. 14 birthday.

The U.S. solar energy industry lost nearly 8,000 jobs last year, but Illinois was one of just eight states that saw a significant increase in solar jobs.

An ongoing NASA study aided by Northwestern researchers sent mice into orbit with the goal of learning more about the physiological effects of living in space. 

How are you staying warm? What do you see outside? Share your cold-weather photos with us and we’ll add them to our gallery.

A pair of Illinois Institute of Technology researchers developing technology to detect early stage tumors have won the university’s Nayar Prize, which includes a $500,000 award.

Unlike the industry serving health-conscious humans, there are no books, infomercials or 12-week programs to help dolphins optimize their diets. But there is an app for that, thanks to new research by animal welfare specialists.

Blazing speeds are reportedly coming to your devices with 5G. Chicago Tribune technology reporter Ally Marotti tells us what to expect – and when.

The Chicago area’s wastewater treatment agency says it is ahead of schedule in its efforts to combat climate change. 

Some robocalls are helpful, but most – representing politicians or telemarketers – have become an annoying fact of life. We speak with the author of a new guide aimed at preventing those automated calls.

How can readers know whether a news site is trustworthy? There’s a web browser plug-in created by the company NewsGuard to help determine just that.