Alan Alda sets out to explore the difference between chimpanzees and ourselves, and quickly finds that the scientists studying chimps and other non-human primates are themselves separated into opposing worldviews.

Where and when did the Human Spark first ignite? In the caves of France, where 30,000-year-old paintings adorn the walls, as archeologists have long believed? Or at a much earlier time – and on another continent?

We welcome your feedback about The Human Spark. If you have a question or comment about the television series, or specifically about the Web site, please contact us using this form.

Check our FAQs to find answers to common questions about The Human Spark.