In Search Of - Season 1 Episode 4 -

Zach investigates the possibility that artificial intelligence may already be a threat to humanity. He visits Facebook headquarters, where he learns about a failed experiment that went wrong when two chat boxes created a language that only they could understand. He also gets a firsthand look at the world's latest technology, including lifelike dolls programmed with advanced AI, robots that learn and communicate telepathically, highly intelligent drones of war and self-driving cars.