Pope Francis' favorite painting was Marc Chagall's "White Crucifixion." Here's what the Nazi-era artwork teaches about the ...

From David Hockney to Yoshitomo Nara, here are the artists that have performed best at auction in the last year.

From Claude Monet to Pierre-Auguste Renoir and Edgar Degas, Impressionism has left a legacy of legendary canvases you can see ...

Cubism, impressionism, expressionism and... Is there anything else? Many artistic currents did not achieve such renown, but were undoubtedly central to the development of 20th-century avant-garde art.