The stars of Christopher Nolan’s epic adaptation of The Odyssey – which is in cinemas from Friday – have talked extensively about the dramatic landscapes they filmed in, from extreme mountain hikes and open-sea shoots to daily helicopter rides for Anne Hathaway. It’s a testament to the extraordinary variety of terrain that features in Homer’s epic poem. But how do location scouts – or any readers of The Odyssey – trace the route Odysseus actually took on his journey from the Trojan war back to his homeland of Ithaca? The riddle has puzzled scholars since ancient times, as a cartography expert explains.

Elsewhere, former home secretary David Blunkett argues that police leadership needs radical reform to deliver the protection the public deserves. And new research suggests weight-loss jabs like Wegovy and Mounjaro could fuel a “pharmaceutical yo-yo” effect, with many patients regaining weight after stopping treatment.