Conservators at the Courtauld Institute of Art in London revealed a hidden portrait beneath Pablo Picasso's 1901 painting ...

Christie's is selling a Tamara de Lempicka portrait that hasn't hit the market for 40 years, and it could sell for up to $9.8 ...

Under the painting of a Spanish sculptor is the outline of a woman, according to new infrared images. The artwork will be ...

Art historians studying a Picasso painting uncovered the mysterious portrait of a woman hidden beneath the painting’s surface ...