X-ray and infrared imaging has revealed a long-hidden painting beneath "Portrait of Mateu Fernández de Soto," providing researchers with new insights into the artist's blue period

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

A mystery woman, long concealed beneath a work from Picasso's early Blue Period, has been uncovered by researchers, shedding new light on the artist’s creative process.

Historians recently made an unexpected discovery while examining one of Pablo Picasso’s paintings: a portrait of a woman.

Conservators at the Courtauld Institute of Art in London revealed a hidden portrait beneath Pablo Picasso's 1901 painting "Portrait of Mateu Fernández de Soto," adding a new layer of complexity to one of the artist's Blue Period iconic works.