The 4-foot, 18-pound American alligator will stay alone for 90 days to make sure he is illness-free, and then join other gators, says St. Augustine Alligator Farm Zoological Park Director John Brueggen.

The 151-year-old zoo will continue to offer free admission for the next 30-plus years after agreeing to an extended contract with the city.

It is possible to keep your garden alive when the weather shifts from extreme rain to extreme heat? The Chicago Botanic Garden’s Eliza Fournier has some tips for combatting common problems.

A new documentary from Chicago’s Kartemquin Films revisits an extreme weather event that killed more than 700 people – most of them poor and black. We discuss “Cooked: Survival by Zip Code” with producer Fenell Doremus.

You’re not crazy. A local expert says people are seeing “substantially more flashing activity in the evening.” He tells us why there are so many of our favorite summertime bug – and why they light up.

Scientists are often the foremost experts in their fields of study, but they aren’t necessarily well versed in the tricky science of collaboration.

More than 100 local heat records are expected to fall Saturday, according to the National Weather Service. Most won’t be record-daily highs but record-high nighttime lows, and that lack of cooling can be dangerous, meteorologists say. 

Is a peek into the future worth your privacy in the present? That concern was pushed to the spotlight this week with the resurgence of a smartphone app that uses artificial intelligence to transform your current face into your younger and older selves.

Illinois residents experience roughly two days each year in which the heat index surpasses 105 degrees Fahreneit. Within roughly three decades, that number could rise to 26 days per year, according to a new report.

The alligator had a good run as day after day the people hunting for him in a Chicago lagoon came up empty, but in the end he was no match for an expert the city shipped in from Florida.

The exhibition “Wired to Wear” aims to lift the veil on clothing and accessories that can boost your health and wellness – or just express your creativity.

Fifty years after Neil Armstrong and Buzz Aldrin walked on the moon, some people insist it never happened and was all a big hoax by the U.S. government. Here’s a look at some of the most common claims and how they're explained away.

Sections of Humboldt Park are closed Monday while the search continues for the elusive gator, which is at least 4 feet long. 

Dozens of people lined a wall overlooking the Humboldt Park Lagoon on Friday waiting for a glimpse of an elusive alligator that continues to evade authorities’ efforts to capture it.

Two sea otter pups rescued recently off the coast of California have a new home in Chicago where they are now “thriving,” according to the aquarium.

Environmental nonprofit Openlands created a new online tool to help Chicago-area residents easily identify ways to explore the outdoors in and around the city.