Last night’s low-risk, low energy auctions made $489m in total, including $272m for the collection of Barnes & Noble founder Leonard Riggio, along with new records for Dorothea Tanning and Remedios Varo

Our pick of the latest gifts and purchases to enter institutional collections worldwide

A survey show at the Art Institute of Chicago brings together the Spanish Mexican artist’s extraordinary paintings and reveals new insights about their creation

The annual New York art fair remains a uniquely community event but with a "broad" reach