Art historians studying a painting by Pablo Picasso have uncovered the mysterious portrait of a woman, hidden beneath its ...

X-ray and infrared imaging has revealed a long-hidden painting beneath "Portrait of Mateu Fernández de Soto," providing ...

The Courtauld Institute of Art made a shocking discovery when examining a portrait Picasso made of his friend, sculptor Mateu Fernández de Soto, with x-ray and infrared cameras in preparation for ...