S25.E9 ∙ In My Lifetime? Sun, Feb 26, 1989 Glyn Worsnip investigates potential cures for the brain disease with which he was diagnosed in 1986. 0 /10
S25.E16 ∙ Jubilee Sun, May 07, 1989 On its 25th anniversary, Horizon looks back over its past films, some of which have had a profound affect on the scientific world. 0 /10