How Smart Was Alex the Grey Parrot?

By any measure, Margaretha Zelle led a fascinating life. As a Dutch dancer, socialite and courtesan called Mata Hari, her globe-trotting lifestyle caught the attention of both German and French intelligence agencies. And she happily took money from both sides. Yet, as Ben, Noel, ...  Show more

Nowadays, pretty much everyone knows that nuclear weapons are incredibly dangerous -- but, not too long ago, military leaders saw these things as shiny new toys. Sure, they spent a lot of time trying to make bombs bigger. But they also spent a lot of time trying to make bombs sma ...  Show more

“Birdbrain” may be an insult, but birds are far smarter than they’re often given credit for. Irene Pepperberg, PhD, talks about her five decades of research with gray parrots, how she teaches parrots to communicate with English words, how birds’ mathematical and other abilities c ...  Show more

If you think parrots are simply mimics that fly, you're wrong. Tune in and learn about these colorful friends today.

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Animals rescue people all the time, but not like this. In this episode, first aired more than a decade ago, Jim Eggers is a 44-year-old man who suffers from a problem that not only puts his life at risk—it jeopardizes the safety of everybody around him. But with the help of Sadie ...  Show more

Canine cognition expert Alexandra Horowitz offers a peek inside the mind of your dog, sharing solutions to common "misbehaviors" that are often simply the result of a pup's attempt to communicate in a world that's very different from their own. Hear about the evolution and psycho ...  Show more