Price makes it the most expensive painting of all time

The Oyster Meal, insured for £1.5m, has hung in Mansion House for nearly three decades

Two years of investigation preceded the Philadelphia Museum of Art’s exhibition of highlights from the Johnson Collection

The 'masterpieces' that fooled the art world. Plus: a review of London's latest shows, from Cezanne to Soutine.

The donation—the largest in the museum’s history—also include funds for a new study centre dedicated to the period

German private owner reaches settlement with Jewish art historian’s heirs

After nearly 30 years at the museum, antiquities expert Carlos Picón will head dealer’s new US venture

Debate over attribution has marked modern scholarship on this great master, bringing nuance to the Oxford show

Much of this long-neglected Baroque artist's work is lost, but what remains is worth another look

Works from Bologna and Ferrara are the subject of a comprehensive new catalogue

The Palazzo Strozzi mixes Viola's videos and installations with the Old Masters that inspired them

Competition is stiff for confirmed works, but buyers also gave a nod to quality

New algorithm, developed by scientists at the National Gallery of Art, precisely aligns layered images to reveal compositional differences

The double-sided work, valued at €15m, depicts Saint Sebastian on its front and optical studies by the Old Master on the reverse

Major surprise was last-minute withdrawal of Goya sketch at Christie's

Tefaf New York proved there is life in the market—can this week's sales do the same?

As forgery cases pile up, auction house is also setting up a scientific research department

Historic Old Masters gallery will open with exhibition around themes of mortality and vanity

As the auction season comes to an end, big brand names keep the market buoyant

From a poetic Claude landscape to Rubens's masterpiece depicting biblical incest, here's our pick of this week's sales

French novel about fictional master forger is being studied by French police for clues

Old Master works by Orazio Gentileschi, Frans Hals and Diego Velázquez drawn into dispute

Recently-discovered Rembrandt, a revamped first floor, the New York editions—and an unfolding authenticity scandal outside the fair—contributed to a buzzy opening

Museums officials have failed to bring anything new to the work on display

All eyes are on Gentileschi’s $25m Danaë, but some other works deserve collectors’ attention too

Work from Hans Holbein’s studio was a highlight of London’s sale season

Pair of buildings depicted in painting identified as Tripe Gate in Delft

Mayfair stalwart gets "new lease of life" in merger with Coll & Cortes

Late 18th-century Vincenzo Chilone regatta scene once owned by John and Anna Jaffé is due to be sold at Christie’s

In their first collaboration, the gallerists are showing 300 works priced from $30,000 to $10m