Milan 2013: architect Zaha Hadid has designed a system of twisting auditorium seats for Italian brand Poltrona Frau Contract. More about Array auditorium seats by Zaha Hadid for Poltrona Frau Contract
Here are some images of the competition-winning proposals by Snøhetta, Duncan Lewis and Casson Mann for a visitor complex at the Paleolithic cave paintings in Lascaux, France. More about Lascaux IV: Cave Painting Centre by Snøhetta, Duncan Lewis and Casson Mann
British architect David Chipperfield has completed a new gallery building at the Saint Louis Art Museum in Missouri (+ slideshow). More about Saint Louis Art Museum East Building by David Chipperfield
Flights of stairs in odd places (above), a flat-pack concert hall by Renzo Piano and a hotel in a former prison all feature in this week's Dezeen Mail, along with all the latest news, jobs, competitions and reader comments from Dezeen.
Read Dezeen Mail issue 141 | Subscribe to Dezeen Mail
More about Dezeen Mail #141
Opinion: in this week's column, Sam Jacob calls for an end to the "tyranny of fun" in office design. More about "Offices designed as fun palaces are fundamentally sinister"
French designer Philippe Starck and car company Peugeot have unveiled a prototype bicycle crossed with a scooter, designed for a free cycle scheme in Bordeaux, France. More about Pibal bicycle by Philippe Starck and Peugeot
London firm Threefold Architects designed this long gabled artists' studio in Norfolk, UK, so that the owners could construct it themselves (+ slideshow). More about The Long Studio by Threefold Architects
An exhibition of drawings by architect Daniel Libeskind will go on show at the Ermanno Tedeschi Gallery in Rome next month. More about Architectural Drawings by Daniel Libeskind at Ermanno Tedeschi Gallery
The folded tops of these two-legged side tables by Taiwan designer Kenyon Yeh allow them to rest against a wall. More about Kaki side tables by Kenyon Yeh
Columns branch outwards like a grove of trees around the aisle of this wedding chapel in Gunma, Japan, by Tokyo architect Hironaka Ogawa (+ slideshow). More about Forest Chapel by Hironaka Ogawa
An assortment of building typologies appear to be stacked on top of one another at this housing block in Middlesborough, England, by London architects FAT (+ slideshow). More about Community In A Cube by FAT
A nineteenth century prison in the Netherlands has been converted into a boutique hotel where guests sleep in the former cells. More about Het Arresthuis hotel in a former prison by Van der Valk hotels
Walls, shelves and desks are all made from piles of modular blocks at this office in Paris by French studio h2o Architectes (+ slideshow). More about Hypernuit Offices by h2o Architectes
Spanish architects DAHL&GHG designed this house in northern Madrid so that every room faces the garden (+ slideshow). More about Vivienda en la Moraleja by DAHL&GHG
London-based design duo Raw Edges arranged hundreds of fabric ribbons around the edge of their display stand for Danish textile manufacturer Kvadrat at this year's Stockholm Design Week. More about The Picnic by Raw Edges for Kvadrat
Product news: this extendable bookcase by Dutch designer Reinier de Jong, which became one of our most popular stories ever after we published the prototype in 2008, has now gone into production. More about REK bookcase by Reinier de Jong
Residents taking a bath or using the toilet are on show to swimmers in the pool at this brick and concrete house in Chiang Mai, Thailand (+ slideshow). More about Wonderwall House by SO
Danish ceramic artist Malene Hartmann Rasmussen has photographed dozens of glazed ceramic worms to create a wallpaper for the home of 19th-century Arts & Crafts designer William Morris. More about Vermis by Malene Hartmann Rasmussen
This house in Belgium by Ghent studio Graux & Baeyens Architecten is broken down into cubic volumes that are staggered to let more light into each room (+ slideshow). More about House DZ in Mullem by Graux & Baeyens Architecten
News: a house in New Jersey designed in 1954 by the influential American architect Frank Lloyd Wright could be sold and moved as far away as Italy in order to save it from flood damage. More about Frank Lloyd Wright house could be shipped from US to Italy