A sprawling exhibition at SITE Santa Fe pairs Robert Smithson’s installations, photographs and early drawings with Teresita Fernández’s medium-defying works

At Altman Siegel and Minnesota Street Project Foundation, San Francisco, the artist shows a colour-shifted feature-length film and photographs that use controversial Geographic Information Systems technology

At once whimsical and practical, the international art collective offers a cheery antidote to today’s hyper-efficiencies

Fraenkel Gallery, San Francisco, USA

Ratio 3, San Francisco, USA