After an outcry from Ukrainians on social media, London’s National Gallery has changed the name of Edgar Degas’ Russian Dancers to Ukrainian Dancers, reports the Guardian’s Ben Quinn.

Every dance style has its own personality that sets it apart from others. A video of a Russian dance group dancing on stage has gone viral on the internet due to its unusual performance style.

Which raises two important questions in light of these clips of Russian folk dancers: how exactly are these dancers pulling off this stunning feat of trompe l’oeil and how much pain are they ...