蜜芽传媒

Graham Easton continues his exploration of extra, non-traditional senses with a look at the body's sense of time.

He talks to Dave Rooney, curator of timekeeping at Greenwich, who explains why humans are so obsessed with time.

Humans possess potentially super-accurate internal clocks, but these clocks can go haywire, as Easton finds Out under hypnosis.

Producer: Michelle Martin

First broadcast on 蜜芽传媒 Radio 4 in February 2007.