Restoration Efforts Go Wrong at Historic Spanish Church

Preserving the past is no easy task. Take a work as celebrated as Michelangelo's iconic Sistine Chapel (1512) fresco held at the Vatican. Centuries since its completion, teams of conservators have had to devise meticulous ways to remove grime that has accumulated across the mural, without compromising the artwork beneath. Sometimes this is achieved through special gels that remove the soot, without damaging the paint itself. Other times, researchers will use technology to discern what types of p...