Chicago is famous for its skyscrapers, but landscape architects have played an equal role in shaping the city. Experts will lead tours of dozens of open spaces Saturday and Sunday.

Jane Goodall, the conservationist renowned for her groundbreaking chimpanzee field research and globe-spanning environmental advocacy, has died. She was 91.

Harrison Ford is one of the most famous people on the planet. David Willard has spent a career and his retirement cataloguing dead birds. Both will be recognized as conservation superstars during October’s Half-Earth Day event at the Field Museum.

The invasive spotted lanternfly appears to be making inroads in Chicago. So far, there have been more reports of the bug in September 2025 alone than there were in all of 2024.

Half a billion birds will be on the move across the U.S. tonight as migration begins to hit its peak, with some 25 million expected to pass over Illinois, putting the entire state on high alert to reduce collision risks.

The Chicago River has proven itself fit for swimming. But what about raising a family? No one’s ever tallied the number of larval fish in the waterway, until now.

The Illinois Department of Natural Resources has announced nearly $1 million in grants to support stewardship activities in natural areas across the state. Organizations in Cook, Lake and McHenry counties were among the recipients.

According to Climate Central, summer temperatures are extending deeper into fall in more than 90% of major U.S. cities.

What was once thought to be a mainly coastal phenomenon is now showing up in most major cities in the U.S. and around the world.

Attention Chicagoans, brace yourselves because Chicago is sinking. Northwestern University researchers were the first to study underground climate change and its effects on urban infrastructure. They call it a “silent hazard.”

If your fall allergies have kicked in, ragweed is the likely culprit, but goldenrod often takes the blame.

Jeremie Fant, director of conservation at Chicago Botanic Garden, has spent 15 years experimenting with growing native plants in containers on his 10-foot by 5-foot Chicago condo balcony.

Employees at Fermilab in Batavia and Argonne in Lemont were recently offered voluntary separation packages. The move comes as the Department of Energy recommends funding for the local national labs be reduced by almost $240 million for the next fiscal year, and focuses on new research priorities.

Chicago’s Urban Birding Festival is back in 2025 with dozens of field trips designed to spotlight the city’s avian diversity. Registration closes this Sunday.

Mazon Creek is one of the most significant fossil sites in the world, and it’s in Chicago’s backyard. The Field Museum is behind a push to reinvigorate research at the site, with the help of community scientists.

Despite a long stretch of hot and humid days early in the month, August as a whole finished with below normal temperatures, according to the Chicago office of the National Weather Service.