Italian collector will show works from her vast contemporary art collection at the Matadero cultural complex

Swiss dealers will occupy a space in the new H Queens development, as well as establishing offices in Shanghai and Beijing 

The 101 trees in “garden of good and evil” will continue to grow at Yorkshire Sculpture Park long after artist’s solo show

London’s National Portrait Gallery is to host exhibition featuring more than 40 leading artists including Andy Warhol, Isaac Julien and Faith Ringgold

British street artist’s latest works poke fun at the zero-tolerance approach to graffiti around the London gallery

New director, new date and new layout help art fair get off to a positive start

Modern Art and Herald Street are opening second spaces; König Galerie is coming to town

Chinese artist’s biggest exhibition to date uses porcelain as a way of bridging Turkey’s historic connections with the East

Contemporary Istanbul is upping its game for its 12th edition.

Gallery appoints Danqing Li, former Christie’s specialist, as senior director in Asia

The British artist is showing new work at Xavier Hufkens gallery after a year’s sabbatical

Passersby will be invited to dismantle Bosco Sodi’s political installation brick by brick

Film-maker and artist's Artangel commission has been created in solidarity with Islamic Relief

Jagdip Jagpal to take the helm from Neha Kirpal, who remains founder and co-owner

The man was photographed attending torch-lit white nationalist rally in Virginia

Contract was renegotiated after project went over budget and was severely delayed

Majority of works going on show at Graves Gallery have never been seen in the UK before

Maria Alyokhina and Olga Borisova were arrested in eastern Siberia but released after the judge found errors in the case files

Open letter supports ICA Boston’s decision to go ahead with show of artist whose painting of Emmett Till’s casket sparked protest at the Whitney Biennial

Marian Goodman, Gagosian and Paul Kasmin among galleries to join the London-based technology firm

Indonesian-Chinese collector is being commended for developing cultural relations between China and France

It is the first time a major installation by the US-Cuban duo has entered the collection of a Miami museum

Exhibition by Belgian painter will inaugurate new space in early 2018

Dealers are rethinking the bricks-and-mortar model in favour of temporary, collaborative and virtual platforms

Rescheduling means Armory Week art fairs will be spread over two weeks in 2018

Soul of a Nation features works by more than 60 black artists who shaped the civil rights era

Photographs from 1980s will also go on show at the National Portrait Gallery to coincide with the autumn survey

Our pick of highlights from upcoming auctions

German dealers to relaunch in expanded gallery in September after 18-month refurbishment