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

Advanced digital imaging reveals a portrait of an unknown man beneath "Ecce Homo," an oil painting by renowned Renaissance ...

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

A previously unknown painting by Pablo Picasso has emerged from the shadows of history, hidden beneath a Blue Period ...