Indiana-based Valparaiso University is reportedly hoping to raise $20m with the sale of works by O’Keeffe, Childe Hassam and Frederic Church from its museum’s collection
A former OpenSea employee has been accused of insider trading; the outcome of the case may change the meaning of that phrase forever
The painting is estimated to sell for around $45m next month at Sotheby's
Possible penalties for donors and heirs make the process of determining the value of artworks a high-wire act
If ever a ticket price reflected British history it is for this royal church, where the nation’s great and good are commemorated in profusion
Conservation works on an ancient burial site at Shewaki near Kabul had to be halted due to lack of funding and resources
