The ObserverFood and drink booksReviewJoanna Blythman reveals the dangers lurking within even supposedly healthy convenience food in this outstanding investigationCelebrity chefs sell us the dream of whipping up daily, home-cooked dinners using the freshest ingredients. It pricks our consciences just enough to steer clear of obviously processed food and slip nicely designed meals labelled “fresh”, “healthy” or “natural” into our shopping baskets. The problem, explored by Joanna Blythman in this outstanding investigation into how our food has been manipulated by scientific process, is that those claims are a triumph of obfuscation and spin, dreamed up in nameless factories that are more like oil refineries than “scaled-up domestic kitchens”.

The Beatles This article is more than 2 months oldThe Beatles: ‘final’ song Now and Then to be released thanks to AI technologyThis article is more than 2 months oldSoftware developed for Peter Jackson’s documentary Get Back has been used to separate Lennon’s vocals from a demo tape he left to Paul McCartney Now and Then, the long-awaited “final” Beatles song featuring all four members, is to be released next week thanks to the same AI technology that was used to enhance the audio on Peter Jackson’s documentary Get Back.

Music'Only five people know I make tunes'Is Burial the most elusive man in music? The dubstep star gives a rare interview to Dan Hancox'I'm a bit like a rubbish super-hero ..." says Burial, shyly. The underground dubstep producer - whose debut LP was one of last year's critical smashes, and whose second is one of this year's most anticipated - makes the comparison because he leads two lives. The young south-Londoner slips anonymously through normal life, with few knowing that he has a separate musical existence as Burial.

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FictionReviewWhat could have been a great Afro-German story has been sidelinedAfro-Germans don't usually get a look-in when the narratives of Nazi Germany are told, yet the black presence in Germany goes back to at least the 18th century, and later waves of African immigrants produced German-born offspring who, by the interwar years, numbered several thousand. In this novel, the fictional Hieronymous "Hiero" Falk, around whom the plot revolves, is one of them – a Mischling or "