Melvyn bragg

The Immortals, which begins on Radio 4 this week, is not for the faint-hearted. While it professes to be about the human quest for longevity and the elusive ‘cure’ for getting older, it focuses largely upon the transferral of blood plasma from healthy young people to reluctantly ageing people, or, as anyone with good sense might put it, the desperate descent from vanity to vampirism. I was on the verge of switching over to something more anodyne when a 46-year-old tech entrepreneur began talking about being injected with plasma from his 17-year-old son. Bryan Johnson, who sold his company to PayPal for $800 million in 2013, does not even sound

In Our Time is the best thing on Radio 4, possibly the best thing on the radio full stop. It is broadcast regularly from a parallel universe where everyone is interesting, everything is worth knowing and anyone can know it if they want to. It gets the best out of its medium by being somewhat contemptuous of it. It understands that the overproduced trimmings of modern radio are entirely extraneous. There will be no sound effects, no music and no catchphrases. All that we need by way of introduction is the word ‘hello’. After that, there’s no telling what will follow. ‘Hello. In 541 AD, in the realm of Justinian,