The Nerve - Music and the Human Experience is a six part radio series. The first episode, which dealt with how we perceive music, was played as the lyric feature last Saturday evening.
All of the episodes except the fifth be listened to here (not sure why the fifth isn't available).
The titles of the episodes are below.
Episode 1: Wired for Sound (Music & the Brain)
Episode 2: In the Key of DNA (Music & Evolution)
Episode 3: The Pipe, the Drum and the Thunder Run (Music & War)
Episode 4: Enchanted, Entranced (Music & Spirituality)
Episode 5: myTunes (Music & Identity)
Episode 6: Sentimental Journey (Music & Emotion)