Our five senses link us to the outside world. Dr Kevin Fong looks back through 40 years of Horizon archives to find out what science has taught us about our tools of perception. Show more
Discover 11,128,835 listings and 279,896 playable programmes from the BBC
Our five senses link us to the outside world. Dr Kevin Fong looks back through 40 years of Horizon archives to find out what science has taught us about our tools of perception. Show more