Next time you see a squirrel, take a picture. That photo, along with additional location and observation data, can help Chicago researchers better understand the local urban ecosystem.

What happens when a lion gets a toothache? Meet the large and dedicated team that cares for more than 3,000 animals at Brookfield Zoo. 

More than 150 years after Charles Darwin published "On the Origin of Species," the man and his theories continue to generate controversy and debate. That academic battle plays out in a new book titled "Debating Darwin."

A new exhibit at the Museum of Science and Industry invites visitors to sail though time and explore the evolution of ship design. 

The newest resident of the Lincoln Park Zoo weighs 1,000 pounds and stands 9 feet tall. Meet Siku, a 6-year-old polar bear.

November’s full moon will be no ordinary sight. From Sunday evening through early morning on Tuesday, stargazers will be treated to a radiant lunar spectacle that hasn’t occurred to this degree since 1948.

To get children and teens interested in science, technology and engineering careers, Chicago’s Museum of Science and Industry is planning a new program examining the world around us and the role of humans in it. 

A massive cyberattack temporarily takes down major websites. Find out how hackers use household devices to wreak havoc online.

Motorists will be without a single testing center within Chicago city limits starting Nov. 1.

From service dogs to household companions, a new book looks inside the complex world of a dog’s nose.

About 20 million years ago, a 13-foot predator swam in warm, shallow seas across the globe. This extinct shark was recently discovered by an international team of researchers led by a DePaul University professor.

A remarkable new app brings us face-to-face with the 1915 Chicago tragedy.

It's home to an estimated 30 million objects from across the globe, but only about 25 percent of the Field Museum's collection has been cataloged in a digital database. Starting Thursday, volunteers can help grow that percentage.

A paralyzed man is able to experience the sense of touch through the use of a robotic arm controlled by his brain. The breakthrough was made possible, in part, by years of research by a University of Chicago professor.

Thanks to an inquisitive Field Museum researcher, a nearly 40-million-year-old fossil housed at the institution has been identified as one of the earliest relatives of dogs, bears and foxes known as a beardog. 

In Chicago and surrounding counties, where reports of nearly 40 cases of rabies-infected bats have made headlines so far this year, the reputation of the small, winged creature seems bleak.