News: researchers in Australia have developed a pen to deposit regenerative stem cells onto damaged bone and cartilage in a process similar to 3D printing. More about 3D-printing BioPen "draws" with living cells to repair damaged bones
Behind today's A-Zdvent calendar window is Brazilian architect Isay Weinfeld, who we recently interviewed about his new monograph and exhibition in New York. We've also featured a string of impressive São Paulo residences by the architect, including a house with a floating spiral staircase made from Brazilian ironwood and a home made up of seven boxy volumes, all made using different materials (pictured).
See more architecture by Isay Weinfeld »
More about Dezeen's A-Zdvent calendar: Isay Weinfeld
Japanese practice k/o design studio has designed a bulbous silver building that adjoins a red-tiled rectilinear tower at the Senzoku Gakuen College of Music in Kawasaki (+ slideshow). More about Silver dome constructed at a Japanese music college
People could immerse themselves in a huge fabric cocoon at this interactive installation by architect and artist Sophia Chang (+ slideshow). More about Sophia Chang installs stretchy fabric tunnels through a gallery
We hope you've all been good boys and girls for Santa this year! Hopefully he'll deliver the suggestions collected together in our updated Christmas list Pinterest board if you ask him nicely. Check out our Pinterest board full of presents and stocking fillers »
More about Pinterest board: Dezeen's Christmas list
Today's A-Zdvent calendar features Rafael Viñoly and his Firstsite gallery wrapped in golden metal. New York architect Vinoly also made the headlines this summer after reports surfaced that his Walkie Talkie skyscraper in London was reflecting light intense enough to melt cars.
See more architecture by Rafael Viñoly »
More about Dezeen's A-Zdvent calendar: Rafael Viñoly
Architects Takero Shimazaki and Charlie Luxton have renovated a 1960s house outside London to create a modern home that features black-painted brickwork, large windows and a new angular roof (photographs by Edmund Sumner + slideshow). More about Black brick house in the woods by Takero Shimazaki and Charlie Luxton
Dezeen Music Project: a choir of outdated computer equipment and games consoles performs a rendition of Carol of the Bells in this music video by Glasgow filmmaker James Houston. More about Vintage computers sing a Christmas carol
Opinion: as protests continue against private shuttle buses for tech company workers in San Francisco, Mimi Zeiger asks how designers and architects should engage with the fight. More about "In the battle between tech and the city, should designers choose a side?"
Continuing our coverage of the recent explosion of tech company headquarters in San Francisco, here's a look inside the offices of online property rental service Airbnb, which feature rooms modelled on eight of the company's listed apartments (+ slideshow). More about Airbnb's San Francisco headquarters features rooms modelled on real apartments
The penultimate project in Polish designer Karina Wiciak's series of fantasy restaurants depicts tables locked up in prison cells. More about Imaginary restaurant designed like a prison by Karina Wiciak
The next letter in our A-Zdvent calendar is U, for Dutch architecture firm UNStudio. Pictured is Galleria Centercity, a department store in South Korea, and the architects have also recently completed a shopping centre in China with over 42,000 shiny silver balls attached to its facade.
See more architecture by UNStudio »
More about Dezeen's A-Zdvent calendar: UNStudio
The visitor centre for ancient archeological site Stonehenge opened to the public this week. Our roundup of architecture and design news follows, along with the Dezeen Music Project featured track. More about This week on Dezeen
News: Amazon has gained planning permission for a new Seattle headquarters that will feature a trio of glass orbs containing a jungle of mature trees and tropical plants (+ slideshow). More about Amazon wins approval for Seattle headquarters inside giant orb-shaped greenhouses
Twitter's headquarters in a 1937 San Francisco building features brightly coloured furniture, padded booths, games rooms and an enormous roof terrace (+ slideshow). More about Twitter's headquarters in an Art Deco tower by IA Architects and Lundberg Design
This week's job of the week on Dezeen Jobs is a position for a design engineer with London studio Troika, whose Arcades installation featuring beams of light that appear to bend into curved gothic arches is pictured. Visit the ad for full details or browse other architecture and design opportunities on Dezeen Jobs.
More about Job of the week: design engineer at Troika
Steel reinforcing bars are used for shelving and partitions at this coffee shop in Dublin by VAV architects. More about Reinforcing steel creates shelves and partitions in Dublin coffee shop
News: Rem Koolhaas' OMA has won the competition to design a new bridge across the river Garonne in Bordeaux with plans for a 44-metre-wide structure that will accommodate traffic and pedestrians, but could also be used for hosting events. More about OMA wins Bordeaux bridge competition
American firm Johnston Marklee has designed a circular house with a paddling pool on the roof as part of a series of inventive holiday homes proposed by architects including Sou Fujimoto and Didier Faustino for a national park in Spain (+ slideshow). More about Johnston Marklee designs rotunda residence for series of Spanish holiday homes
This clothes hanger by Irish studio Gazel can slide out of the top of a shirt without stretching the neck thanks to its offset handle (+ slideshow). More about Z-shaped clothes hanger easily fits through the neck hole
