Officials at Shedd Aquarium say they are guardedly optimistic about the outcome of a groundbreaking surgery on 12-year-old Kimalu, who is now the first beluga whale to recover from general anesthesia.

As part of its commitment to conserve the endangered southern California sea otter, Shedd Aquarium is a partner in a groundbreaking surrogate mom program.

Chicago was once a swamp. In some places, it still is. But will climate change undo wetland restoration efforts?

A group of microscopic sunflower sea star larva arrived at Shedd Aquarium last year and have been bulking up behind the scenes ever since. Now, after growing 16,000%, they’re ready to make their public debut.

The decades-old St. Patrick's Day tradition routinely attracts tens of thousands of revelers to the riverfront, but in recent years it's also attracted criticism from environmentalists.

The donation is one of the largest to the aquarium in recent history, according to Shedd.

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

For only the third time in its nearly 100-year history, Shedd Aquarium is unveiling a new exhibit in its grand rotunda. “Wonder of Water” is now open to the public.

Community volunteers helped Shedd Aquarium researcher Karen Murchie discover an important trigger of sucker fish migration and along the way they've become vital advocates for freshwater animals.

“The idea was to provide this experience of being like a scuba diver — you come in and you’re at the bottom of the lake looking up,” artist David Franklin said. “Then you rise up through the fish into that Grand Hall, which is so fantastic. It had to hold up to that standard.”

The not-so-little one — measuring 5 feet and weighing 105 pounds — arrived Wednesday night, the first beluga born at Shedd since 2020.

A long holiday weekend is a great opportunity for Chicagoans to play tourist in their hometown, but with the NASCAR Street Race set to circle Grant Park July 6-7, what’s even open to visit?

Shedd Aquarium is once again offering an opportunity to explore the Chicago River while learning about efforts to take care of it. The Kayak for Conservation program offers pay-what-you-can tours.

May 23 is World Turtle Day. Sure, it’s a fake holiday, but it’s a good reason to take a closer look at the many species that make their home in northern Illinois.

The rescued otter pup, now nearly 6 months old, was named in honor of his Alaskan roots.

The still-unnamed pup arrived at Shedd Aquarium in November 2023 and recently made his public debut after acclimating behind the scenes.