Aired: 12/26/2017
Prof Sophie Scott uses hissing cockroaches, chirping crickets and rumbling elephants to explore how humans and animals have evolved to use sound to send messages.
Aired: 12/27/2017
Professor Sophie Scott explores the world of silent communication, investigating why smells and body language can say so much.
Aired: 12/28/2017
Professor Sophie Scott investigates what language is and whether humans are really the only species to use it.
