From William Kentridge’s cacophonous contraptions to a 3-million-year-old readymade at the British Museum <br> <br>

Interlocking circles are key to the Mexican artist’s design for his new public garden at the South London Gallery

The French artist's ambitious Turbine Hall commission for Tate Modern is a gesamkunstwerkof sound, bacteria, floating fish and a ventriloquist

The Frieze Tate Fund's new sponsor, WME IMG, has donated £150,000 towards the Tate’s acquisitions at the fair

As he takes on the Hyundai Commission in the Turbine Hall, the French artist on exhibitions as works of art, why he dislikes the word “installation” and engaging with Londoners