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

One of Pablo Picasso's earliest Blue Period paintings contains another portrait hidden beneath its surface, specialist ...

A portrait of a mystery woman was found beneath Pablo Picasso's "Portrait of Mateu Fernández de Soto" by the Courtauld ...

Experts analyzing the painting have several theories about why this unidentified woman has remained submerged for more than a ...

Conservators at London's Courtauld Institute used x-ray and infrared images to reveal the previously unseen works ...