Milan Expo 2015: Italy has become the latest nation to unveil proposals for the Milan Expo 2015, which include a pavilion with an air-cleaning facade designed by Roma studio Nemesi & Partners to resemble tree branches (+ slideshow). More
UNStudio founder Ben van Berkel has unveiled plans to replace the facade of an existing Seoul skyscraper with a responsive surface that controls the indoor climate during the day and transforms into a dynamic light show by night. More
The spiky modules used to build this curving pavilion in Stuttgart, Germany, are made from a bioplastic containing over 90 percent renewable materials (photography by Roland Halbe). More
A pattern of bronze leaves covers the facade of this house in Mayfair, London, by British architecture firm Squire and Partners (+ slideshow). More
The facade of this house in the English seaside town of Margate appears to slump down into the front yard (+ movie). More
Patrick Blanc, the inventor of living walls, has completed his latest vertical garden, covering the side of a five-storey Parisian block with waves of 7600 plants (+ slideshow). More
A contemporary art centre with a chequered glass facade by Japanese architect Kengo Kuma is the latest in a string of cultural buildings to complete this year in Marseille. More
Belgian artist Nick Ervinck has masked the unattractive rear facade of a building in Ghent by constructing a gigantic yellow blob with a bar inside (+ slideshow). More
It might look like these people are scaling the walls of a London townhouse but they're actually lying on the ground, reflected in a huge mirror as part of an installation by Argentinian artist Leandro Erlich (+ slideshow). More
Dutch studio MVRDV has transformed the facade of an ageing mixed-use building into a stack of shop windows in Gangnam, the trendy district of Seoul described in the world-famous Korean pop song. More
3Gatti Architecture Studio will add a facade of opening and closing steel umbrellas to Foreign Office Architects' Madrid Pavilion from the 2010 Shanghai Expo (+ slideshow). More
This orange cube with two large round holes carved out of it is a design showroom in Lyon, France, by Paris studio Jakob + Macfarlane. More
This multi-storey car park in Soissons, France, by Paris firm Jacques Ferrier Architectures has an undulating facade of vertical timbers. More
Berlin practice Hackenbrioch Architekten have designed an apartment block for Lima, Peru, where sections of the facade fold open. More
London practice Amanda Levete Architects have completed the facade of an office building off Oxford Street in London. More
Construction has begun on a 20-story residential tower on 5 Franklin Place in New York designed by Dutch architect Ben van Berkel of UNStudio. More
