The tree is a 77-year-old symbol of friendship between the UK and Norway.

Oslo's plan to open up its Arctic seabed for mining prompted stark environmental opposition.

The action follows an investigation into the theft and illegal sale of bird eggs in Norway.

A Norwegian spruce is sent from Oslo every year to thank Britain for its support during World War Two.

The 27-year-old, who is the stepson of the heir to the throne, is in detention in Oslo.

Sweden said the new advice follows a worsening security situation, by which it means the war in Ukraine.

Marine scientist uncovers the story behind Andruha's escape from Russian military training programme.

Images from the 1880s by the scientist Sophus Tromholt will feature at the Cambridge Polar Museum.