News: Richard Rogers' Leadenhall Building has lost its third steel bolt in three months, developer British Land has revealed. More about Third bolt fractures on Richard Rogers' Cheesegrater skyscraper
News: American car manufacturer Ford has unveiled its new GT concept at the North American International Auto Show in Detroit, signalling the company's return to designing race-ready supercars (+ slideshow). More about Ford launches first new GT supercar design in a decade
The blocks of colour that make up both the Microsoft logo and the Windows 8 interface formed the basis of this temporary pavilion in Russia, created for the technology giant by architecture studio Nowadays (+ slideshow). More about Microsoft Technology Pavilion takes its cues from the Windows 8 interface
New York City's skyscraper clusters and strict street grid are illustrated in these images taken from a helicopter by French-American photographer Vincent Laforet (+ slideshow). More about Vincent Laforet documents New York with aerial photographs
Cardiac radiographer and designer Brooke Roberts has used digital knitting technology to create garments with patterns based on MRI brain scans and medical imagery (+ interview). More about Brooke Roberts turns brain scans into knitwear patterns
Panels of gum wood in a variety of tones and textures cover surfaces in this Aesop store designed by Kerstin Thompson Architects for a Melbourne shopping centre. More about Dark Australian timber lines Aesop Melbourne store by Kerstin Thompson Architects
Wealthy art investors can enjoy their collections while avoiding tax thanks to a new duty-free storage unit at Luxembourg international airport by Atelier d'Architecture 3BM3 (+ slideshow). More about Atelier d'Architecture 3BM3 completes concrete tax haven for artworks in Luxembourg
This sofa by New Zealand design graduate Marvin Reber can be taken apart and reassembled to form play apparatus for children (+ slideshow). More about Marvin Reber's Inclusion Couch dismantles to create an indoor playground
A sauna is housed within this wooden hut by Andre Tchelistcheff Architects, which perches on a grassy knoll overlooking the Hudson River and Catskill Mountains in upstate New York (+ slideshow). More about Wooden cabin by Andre Tchelistcheff Architects houses a sauna in the Hudson Valley
Comments update: Tony Ash, managing director of furniture brand Vitra, says designers need protecting from copycats – but readers aren't sure that cheap rip-offs are the design industry's biggest problem. More about "I don't expect a bargain for good design, but fair prices would be a nice change"
A rainforest populated with orangutans, a giant chess board and floating jellyfish are sculpted from the snow and ice used to create the rooms inside this year's Icehotel in Jukkasjärvi, Sweden (+ slideshow). More about Icehotel's 25th edition includes a square vortex suite
News: Herzog & de Meuron's severely delayed concert hall for the Hamburg Elbphilharmonie finally has an opening date set for 2017, but its price tag is now more than 10 times the original estimate. More about Completion in sight for Herzog & de Meuron's £617-million Elbphilharmonie concert hall
News: the creative industries are now worth £76.9 billion per year to the UK, with the design sector enjoying the biggest growth. More about Creative industries in the UK generate £8.8 million per hour
News: a chart-busting 97 skyscrapers over 200 metres tall were completed in 2014 – and a record-breaking 58 of them are in China, according to the latest industry review. More about Skyscraper surge makes 2014 the "tallest year ever"
Dezeen promotion: the latest materials for the built environment will be on display at this year's Surface Design Show in London from 10 to 12 February. More about Surface Design Show 2015 to present materials for architecture and interiors
Italian illustrator Federico Babina honed in on details of buildings by architects including Le Corbusier, MVRDV, Zaha Hadid and Mies van der Rohe to create the abstract graphics of this poster series. More about Famous buildings become abstract blocks of colour in Federico Babina's Archishape series
News: an appeals court has blocked the SANAA-designed renovation of iconic former department store La Samaritaine in Paris, which includes a wavy glass facade that critics have compared to a shower curtain. More about French court revokes planning permission for SANAA's La Samaritaine revival
Architects João Quintela and Tim Simon have built a pavilion inside a climbing centre in Lisbon, providing a cafe and reception space that visitors can also scramble over (+ slideshow). More about Visitors to Lisbon's Vertigo Climbing Center can clamber on the cafe
Children's bedrooms and play spaces take over the partially exposed subterranean floor of this house completed by Scandinavian firm CF Møller on the edge of a wood in Aarhus, Denmark (+ slideshow). More about CF Møller's Villa R features a sunken storey for the clients' children
Maison & Objet 2015: British designer Tom Dixon's latest range of accessories includes copper stationery and containers with magnifying-glass lids. More about Tom Dixon to launch metal home and office accessories in Paris