Munch’s ‘Scream’ Is Fading Because of Viewers’ Breath, New Study Finds

What has been causing the colors of Edvard Munch’s word-famous 1910 painting The Scream to fade? The conservation department at the Munch Museum in Oslo had long been wondering this, and now, scientists have their answer.
An international consortium of scientists, working in collaboration with the museum and led by Italy’s National Research Council, has published a paper in the journal Science Advances that claims that the main cause of fading is the low-quality cadmium-sul