"Malevich’s early figurative paintings reveal his debt to Monet and Renoir"

Works include Picasso and Van Gogh, but many are yet to be authenticated

Russian money behind many sales as records tumble

After 40 years of silence, Lewis talks publicly on the eve of his major loan exhibition

New works on a quartet of women painters and the wives and models of three of the men

New buyer beat established collectors at Sotheby’s impressionist and modern art sales in New York

American buyers have returned and Asian collectors were also active

Renoir, Sisley, Pissarro and Degas are yesterday’s stars

Leading “open” auction house seeks financing, wants to sell major paintings

Many new, middle-aged, collectors, say Christie’s

Also on show are pastel landscapes at Artemis and high-tech furniture at Barry Friedman

Research reassess the dingy mini-skirt usually seen on editions of the work. Does the answer lie in Nebraska?

Impressionist painters on the Seine at Wildenstein, the Gilded Age glows at Vance Jordan, exoticism at Mark Murray plus fine furniture and Picasso’s lino cuts

One of the world’s greatest collections of modern Impressionist and post-Impressionist art goes on view this month in a $37 million building by Renzo Piano

This survey covers everything from Impressionism to Damien Hirst. Have we moved from uniformity to diversity or to post-modern incoherence?

Palazzo Grassi's “Greeks in the West” exhibition is pulling in the visitors

Picasso, Matisse, Miró and Dalí suggest that great works of art continue to command great prices in changing markets

Reasonable results, with collectors looking lively

Fears are growing that the version in the St Petersburg is a replica

Bequest of modern paintings and sculpture to tour American cities

The auction houses bring out six long-held major estates to tempt collectors

A collection of works donated to the nation by Etienne Moreau-Nélaton on display at the Grand Palais

Artists’ techniques revealed through science