This week our most popular story featured a pen that can draw 3D plastic objects (above). Scroll on for more highlights from the week in architecture and design plus our Dezeen Music Project track of the week. More about This week on Dezeen
The second of two movies in this series about Steven Holl's Sliced Porosity Block in Chengdu, China, is a walk through the spaces of the mixed-use complex. More about Movie: Sliced Porosity Block by Steven Holl Architects
New York architect Steven Holl describes how he designed the mixed-use Sliced Porosity Block complex in Chengdu, China, as a container for public space in the first of two movies by architectural filmmakers Spirit of Space. More about "This isn't just some iconic skyscraper" - Steven Holl on Sliced Porosity Block
News: Zaha Hadid Architects has been appointed by the Mayor of London to help develop plans for a major new airport in the southeast of England. More about Zaha Hadid appointed to develop plans for new London airport
News: the Royal Institute of British Architects has called on students to report companies offering unpaid architecture internships and said it "deplores any architects treating students this way". More about Report unpaid architecture internships, says RIBA
Latticed bridge trusses and hazy streetscapes adorn the garments of fashion designer Mary Katrantzou's Autumn Winter 2013 collection shown during London Fashion Week. More about Autumn Winter 2013 collection by Mary Katrantzou
Product news: books and magazines slot inside the deep cross-shaped notch in this table by designer Philippe Nigro for Ligne Roset. More about Cuts by Philippe Nigro for Ligne Roset
Opinion: Dezeen editor-in-chief Marcus Fairs explains why we're responding to our critics and introducing paid editorial internships: "Interns will get a contract and be paid above the minimum wage". More about "We're scrapping unpaid internships"
The latest Dezeen Mail newsletter features a pen that draws 3D objects, Google's Tel Aviv offices and a blackened-timber Melbourne residence (above) plus all the latest news, jobs, competitions and reader comments from Dezeen.
Read Dezeen Mail issue 140 | Subscribe to Dezeen Mail
More about Dezeen Mail #140
News: Apple has applied for a patent for a slap bracelet with a video display that could be a blueprint for its much-anticipated "iWatch" concept. More about Apple files patent for video "slap bracelet"
News: Mace, the British firm behind London's Shard skyscraper, has been selected to oversee the construction of the world’s tallest building in Saudi Arabia. More about Shard builders to construct world's tallest skyscraper
Sliding blue and yellow walls hide the sleeping and storage spaces in this 1970s-inspired beach apartment in the south of France by Turin-based designers Studio UdA. More about Fun House by Studio UdA
News: Google has released a video preview of Google Glass, the voice-controlled wearable headset that lets users send and receive messages, take pictures and search the web hands-free (+ movie). More about Google unveils video preview of Google Glass headset
The bright lights of Broadway and the Eiffel Tower's ironwork inspired the interior of this Parisian hamburger restaurant by French studio CUT Architectures (+ slideshow). More about Paris New-York by CUT Architectures
Product news: the circular sections of this console by French designer Philippine Lemaire for Ligne Roset can be curled round to make a dining table. More about Itisy table by Philippine Lemaire for Ligne Roset
This gabled steel shed surrounded by crops is a self-sufficient farmhouse in Ontario by Studio Moffitt (+ slideshow). More about House on Limekiln Line by Studio Moffitt
Spanish architects Anna and Eugeni Bach have renovated an ageing Barcelona apartment to show off its mosaic floors and decorative ceiling mouldings. More about Apartment Refurbishment in Consell de Cent by Bach Arquitectes
British fashion designers Sibling crocheted colourful flowers and giant accessories for their Autumn Winter 2013 womenswear collection shown during London Fashion Week. More about The Natural Blonde by Sister by Sibling
News: a pen that can "print" 3D drawings in mid-air has attracted nearly $500,000 in one day from Kickstarter backers (+ movie). More about Pen that doodles 3D objects attracts 0,000 on Kickstarter
Hackney-based Studio Weave has constructed a network of listening pipes in a back courtyard of London's Great Ormond Street Hospital to create a secret factory of lullabies for children (+ slideshow). More about Lullaby Factory by Studio Weave