Peru will try to make contact for the first time with an Amazonian tribe that largely lives isolated in the jungle, part of a bid to ease tensions with nearby villages after a bow-and-arrow attack in May.

Greenpeace has announced that its executive director will travel to Peru to personally apologise for the environmental group’s stunt at the world-famous Nazca lines, which Peruvian authorities say harmed the archaeological marvel.

A nationwide hunt was under way today for armed thieves who forced their way into a lightly guarded Oslo museum and ripped the Edvard Munch masterpiece The Scream and another painting from the wall as stunned visitors watched in shock.