From Mondrian to Rothko, when it comes to hanging a painting, museums don't always get things right first (or even second) time

Signs of the Russia-Ukraine conflict are everywhere in Latvia—and there's a growing number of culturally disenfranchised citizens, too

A recent case, relating to the sale of work by the Abstract Expressionist, centred on the tension between client confidentiality and transparency; the solution is far from simple

The lawsuit claims the Manhattan gallery Edward Tyler Nahem Fine Art is refusing to divulge the seller of 'Untitled (Red, Yellow, Blue, Black and White)' (1950), which has left the provenance incomplete and the painting unsellable

Plus, Mark Rothko’s late paintings at Pace’s new London space and Nicolas Poussin at the National Gallery

A new book by the art historian Ben Street attempts to demystify how we look at art and argues for reacting instinctively to what we see

The Abstract Expressionist Mark Rothko created 14 paintings for the chapel but did not live to see it completed

From Leonardo to Bacon, take your pick from a selection of essential texts on leading artists

Following weeks of controversy, the Baltimore Museum of Art withdrew two paintings just hours before the auction while many other works sold near low estimates

Unusual $32m Jurassic-era offering stole the high-tech livestreamed show in New York, but buyers kept bids cautious elsewhere

The interior decorator was convicted of conspiracy to commit wire fraud for buying art from galleries, auction houses and collectors using his wealthy clients’ credentials

We look back at the biggest art sales of the year, which reveal a concentration on New York over London and a continued dominance of 20th century male artists

Lack of steel reinforcement results in a plan to insert rebar, delaying the reopening of the Modernist sanctuary

The NBCUniversal vice chairman and co-founder of Creative Artists Agency claims two art dealers duped him into buying the fake painting for nearly $1m in 2001

After the San Francisco Museum of Modern Art's sale of its Rothko, we discuss the principles that guide deaccessioning in the US and speak to activists about the Whitney vice-chairman's problematic link to a weapons manufacturer

Dana Schutz’s record broken twice in one night at Phillips then Sotheby's, while the bidder behind the $91m Koons Rabbit buys Lee Krasner painting for $10m

First exhibition in Austria reveals Abstract Expressionist’s identification with the work of the Old Masters

Artist's son says the project will "do right by my father’s vision for the space"

The San Francisco museum plans to sell Untitled (1960) at Sotheby's for between $35m and $50m, the artist is unlikely to have approved

Proceeds would go toward acquisitions that “address art historical gaps’’

The historic art installation created as a "sacred space for reflection" was restored and reopened on Monday

Despite buy-ins, the sale saw several strong prices and records below the dizzy height of $450.3m for Leonardo da Vinci's Salvator Mundi

He is now suing former employees of the gallery