Unveiled earlier this month, Klaus Littmann's tree installation is Austria's biggest ever public work of art

New estimate puts potential cost at €450m versus previous estimate of €200m

Researchers at the Landesmuseum in Halle found fragments of paint on the ancient wooden object

Activist was demonstrating in support of workers' rights in the face of cost-cutting at the museum

From an artist occupation in an abandoned building to Ai Weiwei's return to his roots

Culture minister Monika Grütters enlists international experts to help create a central institution but critics question necessity and feasibility

Museum celebrates the German design school in the city most closely associated with founder Walter Gropius

The show called Design of the Third Reich features the Volkswagen Beetle and Riefenstahl’s films

Demands by the emperor's great-great grandson for the return of thousands of works from two German states threatens the future of at least two museums

A week-long festival for the 30th anniversary includes a banner of messages floating near the Brandenburg Gate

The museum director, who manages five Berlin museums in his current role, will not renew his contract which expires in October 2020

Open letter describes the Garrison Church, damaged in the Second World War, as the symbol of an “unholy alliance” between church, military, and state

For first time, advisory team stipulates that work must not be sold for ten years in case evidence emerges that contradicts its ruling

Announcement comes after the German artist turned down proposals for his own museum in Cologne

The painting, long the subject of an attribution dispute, is now at the centre of a legal conflict over ownership

Exhibition at the Museum of Fine Arts in Leipzig looks at how East German artists responded to tumultuous times

An Austrian army officer took the 2,000-year-old objects from a war-damaged museum in the port of Temryuk at the end of the Second World War

Museum Frieder Burda in Baden-Baden is home to the philanthropist's collection of around 1,000 works

Our pick of the latest gifts and purchases to enter museum collections worldwide—from Lee Krasner's record-setting painting to a Hogarth conversation piece

Axel Krause’s support for anti-immigration party AfD was a step too far for the organisers, but others say his exclusion suppresses freedom

The case 'shouldn't be heard in a US court', argues the Prussian Cultural Heritage Foundation

Germany’s Council of Jews said Peter Schäfer “lost the trust of the Jewish community”

The opening festivities were to begin this year, but the final stage of construction is behind schedule

Study reveals that up to 8% of museum acquisitions were looted from private citizens

Kalemegdan served as a military site for the Roman Empire and is a candidate for Unesco World Heritage status

Our pick of highlights for sale over the next fortnight

Kunsthalle Rostock, the only museum built under the GDR, remembers Berlin's asbestos-riddled parliament building and culture hub

Medieval sculpture on façade of Unesco World Heritage site in Wittenberg is one of around 30 similar pieces across Europe

Restitutions Committee recommends return of two Golden Age works to heirs of Jacob Lierens

German city launches €85m plan to prevent further decay of infamous rally grounds