American Post-War sculptor Alexander Calder's majestic and graceful Untitled, 1949 encapsulates his most important ideas about color, movement and abstraction. Its cascade of colorful, biomorphic forms stems from Calder's determination to redefine the nature of sculpture and introduce radical new ideas that would come to dominate the medium for the rest of the century. (RT: 00:48)
26 October 2010