A painter who took his subjects from pop culture, he was also the founding editor of Artnet.com and chronicled the rise of ...

During the late 18th century, a flurry of social, political and economic changes offered many a new vision of personal ...

Rubem Valentim (1922-1991), in particular, is a "wonderful discovery", his "ultra-sharp geometric paintings and gleaming ...

A show at the Guggenheim Museum highlights the early abstract movement, prominently featuring work by husband and wife Robert ...