Tours like Dave Odd’s “Eat the Neighborhood” in Lincoln Park introduce Chicagoans to local plants that are edible or can be used for medicinal purposes. 

By tracking the types, frequency and intensity of frog mating calls, experts hope to gauge the success of conservation efforts in an area commonly referred to as the city’s dumping ground. 

Staff made the decision to euthanize the North American river otter pup after his health declined over the weekend. “This was an enormously hard decision to make,” said Bill Zeigler of the Chicago Zoological Society.

Would you forgo your privacy for more effective technology? Owners of voice-activated home devices may need to start asking themselves that question.

A pair of bills would strip the state of its authority to regulate endangered species that are protected at the federal level but that might require further protections within Illinois.

Staff at the zoo are caring for the pup because his mother was unable to provide him with proper nourishment. His arrival in February marked the zoo’s second successful birth for this once-endangered species.

We get up close and personal with some cold-blooded creatures ahead of the nation’s largest educational reptile show.

A groundbreaking study concludes that human health can be “mostly sustained” for a year in space, a key finding that figures to help NASA with its mission of sending humans to Mars within two decades.

Ever since Einstein’s theory of relativity first predicted them, black holes have captured the imagination of the public and scientists alike. We speak with two local astrophysicists about this scientific breakthrough.

Sometimes the best thing for a forest or prairie is to burn it. We spend a day with a Cook County burn crew.  

Renowned University of Chicago paleontologist Neil Shubin recently returned from an expedition to search for fossils in Antarctica. He tells us about his trip.

In many ways, modern American life is set up for convenience and speed – and that can generate a lot of garbage. What you can do at home to reduce your waste output.

The city’s gleaming skyline and its position along a busy migratory corridor make it the most dangerous in the U.S. for birds traveling north and south each fall and spring, a new study finds.

The zoo is no longer offering a program that allowed visitors to touch or interact with a handful of different animals, citing research showing that some animals display signs of stress after being handled by humans. 

After teasing social media by announcing the discovery of “unprecedented” dinosaur fossils under a Michigan Avenue storefront, the Field Museum unveiled a new pop-up exhibit that replicates a “dig site” where paleontologists search for fossils. 

Kapuki, a 13-year-old eastern black rhinoceros, is expected to give birth to a baby calf in May.