Scholars say that famous paintings are not by the artist. Provenances difficult to prove

It’s not a crime to sell a fake—unknowingly

Bust of Christ is centrepiece of popular exhibition

In a radical change of policy, the Getty now favours archaeological conservation, research and education over collection building

Laws now are obsessed with the objects rather than the sites

Despite being published last year by the International Council of Museums, severed stone heads are circulating in London and New York

Almost all Minoan antiquities assembled by former premier, Mr Mitsotakis, appear to have an illegal provenance.

Opera conceived by Salvador Dalì in 1927 recorded in 1974, is released on CD

Change needed in the face of a growing market

The European courts must decide what is a "national treasure"

Row over dubious drawings comes to US

Thirty-eight works impounded while court searches for a reliable expert

Very few bronzes survive from this period, making the piece a remarkable find

“In Sotheby’s N.Y. last May 28 out of 80 prints were later impressions”

Leonardo da Vinci showdown comes to the National Gallery of Scotland

Dealers fear more forged prints may emerge