The German artist’s first solo UK exhibition displays her gift for achieving spontaneity through impeccable technique

An exhibition of Concrete Art displays the vibrant aspects of a fiercely abstract movement

A master of multiple media, the Chicago-born artist both relishes the act of representation and questions its power

The site-specific specialists have been funding ambitious projects for 30 years. Now they just need a bit more money

The New York museum’s retrospective shows not a prophetic genius, but an artist who spoke most eloquently for himself

Record auction prices impact on Art Basel; Frieze New York feels the heat; attic find is a dream come true

Giant soft-toy works join the usual modernist chic at this year’s fair

Among this week’s art fairs, this one offers the more subtle encounters

An exhibition that explores how artists in the 18th century interpreted a complex, conflicted land

New locations and normally off-limits spaces have been added to the public art trail

The Swiss-born photographer has built a career on acute observations of French life

Data from the Cern laboratory has inspired an immersive work by artist duo Semiconductor

Art fair costs are taking their toll on the ‘squeezed middle’

Collector Uli Sigg on a new UBS initiative to share knowledge and experience

A mystical strain pervades the sculptor’s latest work

The Gagosian opens 24/7; major collection comes to market; new fair in Swiss Alps; prime pieces for Art Basel

The eighth richest woman in Australia sees herself as more than just a patron