Collectrium is a digital multi-tool for art collection

Yellow Crinkly will support biological research at the American Mayo Clinic

A selection of objects with exceptional histories

Decision on auction houses’ liability for fakes finds in favour of buyers—but only on a technicality

Record price for early work sends late graffiti artist into “super blue-chip” territory as demand—and prices—soar

After the first sale fell through, the seal's second buyer gets a bargain

Market gains ground as annual auctions bring in new collectors

The objects that made collectors dig deep

With toys and trains galore, the April sale will appeal to the child in everyone

Tied to increasing prominence of private sales by auction houses

Christie’s totals higher, but Sotheby’s had the standout individual piece

On the benefits of a free education, the influence of Caspar David Friedrich and working in pyjamas and wellies

Beyeler exhibition aims to place the artist, who died at 27, high in the canon

In an unusual move, Sotheby’s has categorised a picture as “infamous”

Whilst lesser pieces go unsold

Collectors respond as prices drop to 2005-6 level

Auction houses are selling less work by young artists

But Bacon brings profitable business to Christie’s and Sotheby’s

Recent record prices for the two artists boosted results for 20th-century British works, while Victorian art struggled

The London-based Russian billionaire has bought the record-breaking works; he has not previously been known to collect art

The sales include the private collection of Marino Golinelli

Banksy’s rise from street artist to gallery star, embraced by the commercial art world, is by no means unique

An alternative end for the rubbish that was to be thrown out from Bacon’s famously chaotic studio at 7 Reese Mews in London

A growing number of mid-size European auction houses are trying to cash in on the Russian boom

The work is one of the “Death and Disaster” series which rarely come on the market