Irwin explored human perception with his installations as well as the spaces he designed for institutions such as the Getty Museum in Los Angeles

From a show honouring the women who founded the institution to a call-back to a mid-1970s Light and Space exhibition, the OCMA is moving forward and looking back

The converted Dia building and its gardens were themselves designed by Irwin, creating a sequence of interventions that one curator says is "like a Russian doll"

The history of a movement long-centred on Robert Irwin and James Turrell is being radically expanded

The travelling installation will head to Scotland for Cop26, the 26th UN Climate Change Conference, which starts this weekend

Timely new book explores how Begum's approach to her multifaceted work defies any simple categorisation

Strong sales during VIP hours at both Frieze and Felix have dealers embracing the California dream

Light and Space artist has exhibitions in London and Beacon, followed by New York retrospective