In 1989, I was a conservation student at the Courtauld Institute in London. During a class on varnish removal, my professor, Gerry Hedley, demonstrated how shining blue light on a picture with ...

Five monumental paintings by Mark Rothko that have become the stuff of art world legend — and art world nightmares — are being revived. The post-war abstract artist donated the ...

A central figure among the abstract expressionists who emerged in New York in the late 1940s, Mark Rothko brought a new sense of drama into abstract art. In his large floating rectangles of color, ...