Some chimp experts have concerns about how media portrayals could affect chimpanzee welfare in the United States and abroad.

Scroll through this interactive feature to learn a bit about some of the evidence Alan examined as well as some of the current debates in the field.

When an ancient collapsed roof was found at the archaeological site Abri Castanet, Randall White was happy to try to pick up the pieces.

Veronica Waweru describes some of her game-changing research on ancient hunting and what it was like to work with our television crew.

Director or Photography Larry Engel explains some of the work that went into lighting a scene at the American Museum of Natural History in New York.

Alan Alda, Series Producer Graham Chedd, and Executve Producer Jared Lipworth participated in a live webcast this week, hosted by the National Science Foundation.

Larry Engel and the crew head to Stony Brook, where Alan Alda gets a lesson in primitive weapon- and bead-making from experimental archaeologist John Shea.

Alan enters the lab at Yerkes hoping to learn about chimpanzees and facial recognition. But instead, the chimps show Alan and the crew who's boss.

We took a look inside Alan's brain using an MRI machine. Apparently he has quite a plump hippocampus.

Dan Gilbert and Alan Alda discuss whether animals have the ability to "prospect," or plan ahead.