 On all digital platforms they are in delay by between 3 and 5 seconds and even longer online (up to 23 seconds).Radio 4 programmes cover a wide variety of genre including news and current affairs, history, culture, science, religion, arts, drama and light entertainment.A number of the programmes on Radio 4 take the form of a "magazine" show, featuring numerous small contributions over the course of the programme—"Woman's Hour", "From Our Own Correspondent", "You and Yours".