Investigations

Damien Hirst backdated at least 1,000 paintings from his NFT project, investigation reveals

Discrepancies in the dates of Hirst's works are—once again—coming under scrutiny

Major discrepancy in dates of Damien Hirst formaldehyde works revealed in Guardian investigation

Four of the artist's preserved animal works, said to be from the 1990s, were produced in 2017, raising questions of transparency in artistic production

Oligarch Files investigation reveals $963m art collection of Roman Abramovich and Dasha Zhukova

Mondrian, Magritte and Freud are among the masterpieces acquired by the sanctioned Russian billionaire, according to a report by The Guardian

Investigative artists Forensic Architecture claim to uncover new evidence in shooting of Al-Jazeera reporter Shireen Abu Akleh

Working with human rights organisation Al-Haq, new report says journalists were deliberately targeted by Israeli forces in May

Egyptian antiquities connected to international trafficking ring seized from Metropolitan Museum in New York

Five objects worth more than €3m have been confiscated by authorities as part of a wide-ranging global investigation involving former Louvre director Jean-Luc Martinez

After leak of recording detailing missteps by director, Detroit Institute of Arts says it is working to ensure that he measures up

Inquiry by outside law firm found a climate of retaliation, but museum says that all employees’ concerns will be addressed