In Oregon, we peered with both an MRI and a brain wave monitor into Alan’s brain to find out how he employs it for language and tool use.

All great apes, including humans, have vocal tract air sacs that they use to call out loud. Ours have evolved to be smaller than the other apes’, leaving them with louder voices.

Brian Moore is one of the people who has volunteered a couple of times for Helen Neville’s language fMRI studies at the University of Oregon. Find out why in this video clip.

There are big differences between apes and humans, but we do share the majority of our DNA and other characteristics. Should some "human rights" extend to our great ape cousins?

Now researchers observe that the more "human" a robot seems, the more active are the brain regions that think about the intentions and desires of others -- even if that other is a machine.

We started in the morning with what turned into a rather chaotic fMRI scene -- six people in two locations. And the magnetism of the equipment made filming complicated.

This video presents a reporter's visit to the Great Ape Trust, where apes communicate with researchers with a lexigram. But is this really language?

How can we preserve prehistoric artworks like those in southern France's Lascaux caves while still allowing modern visitors to experience them in some way?

Larry Engel, Director and Director of Photography for "The Human Spark," shares his initial thoughts on his task of filming Alan Alda.