The journalist and collector Niomar Moniz Sodré Bittencourt, who established the Museum of Modern Art of Rio de Janeiro, was exiled after speaking out against Brazil's military dictatorship

What’s behind the new, more measurement approaches to programming at museums, art fairs and more? Plus, a chat about current tensions around culture in the Netherlands and a close look at one of the most famous depictions of a wintery landscape

Due to be sold at Sotheby's New York in May, the group of works includes pieces by Guardi and Canaletto and is billed as the "most valuable single-owner collection of Old Master paintings ever to appear at auction"

Last night's sale at Sotheby's, which totalled £62.5m, also included a £4.3m Banksy sold by blink-182 frontman Mark Hoppus

Around 60 works estimated for a total of $80m to $120m from the collection of Jordan and Thomas A. Saunders will be offered in New York this May

The “Origins” sale totalled $17.28m and achieved a sell-through rate of 67% by lot

At this year’s winter auctions, the two big houses saw ‘a mixed bag and mixed results’

Blue-chip fine art, jewellery and sports memorabilia all on offer in the Diriyah sale—the first to be held by an international auction house in the country

Overall sales fell by 23% compared to 2023, though the private division grew

The auction house's swift reversal of its recently overhauled premium structure is an admission of how wrongly it read the runes, writes Melanie Gerlis

Sotheby’s, which bought the former home of the Whitney Museum last year, promises to respect the building’s “architectural significance” in its upcoming renovations

Museums must match the price of the pearl and shell piece which sold at Sotheby’s last year

Less than a year ago, the auction house reduced buyer’s premium and tried to introduce a flat 10% vendor's commission to avoid bartering. It did not prove popular with sellers

Staff cuts at auction house come as $1bn deal with Abu Dhabi wealth fund closes 

Justin Sun, who purchased the work just last week, also pledged to buy 100,000 bananas from the vendor who originally sold the fruit for $0.25

Despite Maurizio Cattelan's Comedian selling for a staggering $6.2m, The Now and contemporary auctions in New York made 63% less than last year

The buyer, the collector and crypto investor Justin Sun, immediately vowed to eat the banana

Kicking off November's marquee evening sales, the house brought in a total of $268.6m from 49 lots

The reality TV star wore famed jewel to the Lacma bash

The terms of the settlement in New York allowed Sotheby's to resolve the issue without admitting any wrongdoing

The most valuable lot of the week is a record-breaking Magritte with a third-party guarantee, but the most talked-about is a conceptual still life by Maurizio Cattelan

After Ernst Klimt’s sudden death at 29, Gustav completed "Hans Wurst Delivering an Impromptu Performance in Rothenburg" and signed it in his brother’s name

The auction house will hold the sale in the historic town of Diriyah, offering Modern and contemporary art as well as handbags, cars and sports memorabilia

"Comedian" (2019) is one of the most viral (and controversial) works of art of the past decade; Sotheby's is betting it has not lost its a-peel

The robotic brainchild of British gallerist Aidan Meller will make her auction debut on Halloween

German-born artist working on ethics and AI leads the winners in nine categories of 13th annual edition of the world’s leading prize for art created with technology

New moves by Gagosian, Sotheby’s and others aim to boost the art trade via high-end retail

The small 23-lot contemporary art auction last night realised a total of £37.5m

The sale's most valuable lot, a water lily painting by Claude Monet, is expected to sell in the region of $60m

Auction house says it has ‘never presented a work of this kind in its 280-year history’