A new book explores the myth that getting eight hours of shut-eye is how we should be sleeping. Its author, Dr Merijn van de Laar, tells long-term insomniac Zoë Beaty why unlocking how our ancestors s ...

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Can two rivals, bringing Robert Indiana’s long-hidden work into the light, reboot his legacy for a new generation? By Julia Halperin This year’s show pays elegant, effusively colorful ...