Charles Darwin

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."

Go behind the scenes with 'Chicago Tonight'

A rove beetle collected by English naturalist Charles Darwin at The Chicago Field Museum (Chloe Riley)

A beetle collected by Charles Darwin was recently discovered at the Field, which is in the process of cataloging its 12 million insect specimens – the museum's largest collection. Go behind the scenes as we check out this tiny wonder.