From a New York Ab-Ex anniversary to Bruce Nauman striking a sculptural pose

Boundaries are not what they used to be, as the former director of the Andy Warhol Museum heads to Sotheby’s

US president Barack Obama is due to cut the ribbon on the Smithsonian’s newest museum this month

Artist’s film on Joanne Salley will be shown at the Photographers' Gallery in London<br> <br>

Artists and cultural figures among thousands being detained

Uccello and Masolino’s frescoes on US artist’s “wish list” for retrospective next year

Under his leadership, the museum attracted a record number of visitors and was crowned Museum of the Year

As South Africa’s market gains momentum, investor mixes galleries, restaurants and destination shopping in his Keyes Art Mile development

Ik-Joong Kang’s floating sculpture focuses on the reunification of North and South Korea

Exhibition at London institution will tackle “different chapters” of artist’s vast canon spanning more than 60 years<br> <br>

The New York-based Chilean artist is working with Maltese charity dedicated to saving refugees’ lives at sea

Alexandra Paperno among artists creating installations in tiny village in southern Russia

Fundraising is complicated after aristocratic seller paid inheritance tax on portrait by Pontormo

From a nearly-finished show of unfinished works, to a new look at an Old Master

Dealers make shows of work by Koons, Currin and Gormley possible

Debate in Parliament follows 100,000-strong petition

The recently opened Stony Island Arts Bank is negotiating with the Tamir Rice Foundation to display the infamous structure