Sonia Delaunay at Tate Modern

The painter put abstraction into design with spectacular results, writes Jackie Wullschlager

Picasso’s ‘Les Noces de Pierrette’ (1989) at auction in Paris
©Remy de la Mauviniere/AP

The Art Market: Blue Period Picasso

Gillma-geddon?; Antiquities pulled from sale; Detroit art

‘Near Calan, West Romania’ (2011)
©Tamas Dezso/Courtesy of The Photographers’ Ga

Snapshot: Tamas Dezso: ‘Notes for an Epilogue’

Images of post-communist life in Romania

Medici Riccardi horse’s head, from the second half of the fourth century BC

Power and Pathos: Bronze Sculpture of the Hellenistic World, Palazzo Strozzi, Florence — review

The works are astonishing, the juxtapositions thrilling

Tate Modern hosts Sonia Delaunay works

Whorls, interlocking zigzags and contrasting discs mark her work

Boy bitten by a Lizard by Caravaggio
©Fondazione Roberto Longhi

When painters fall out of fashion

A Paris show explores the mysteries of taste-making

‘Caerphilly Castle’

Model trains auction

Historic locomotives; Swatches galore; Old Masters in Asia; Cranach case; Azerbaijani art; on the Monet

Tracey Emin’s ‘I’m Actually Here’ (2014)

Emin, Schiele and the politics of the nude

Vienna show reawakens questions of gender

Los Angeles, 1974
©Bernard Plossu

Snapshot: ‘Bernard Plossu’

Frenchman captures scenes from his journeys

Paul Klee's palette
©Matthias Schaller

Matthias Schaller: Artists’ palettes

Photographs reveal Kandinsky, Miró and other great painters in a new light