News: small business owners in the UK's architecture sector have more faith in their employees and are more concerned about the ethical behaviour of their suppliers than in any other industry, according to research published today. More about British architects run "most ethical" small businesses in UK
News: the second Berlin city centre proposal revealed today is a cluster of five towers by Graft and Kleihues + Kleihues Architekten, which will be connected on their upper levels by a chain of bridges. More about Graft unveils towers linked by bridges for Berlin's Holzmarkt
News: German studio J Mayer H has won a competition to design a shopping centre near Berlin's Alexanderplatz where shoppers will be able to indulge in skydiving or surfing. More about J Mayer H designs Berlin shopping centre offering indoor skydiving and surfing
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 about Italy unveils permanent Milan Expo pavilion that will "purify the atmosphere from smog"
News: a design team featuring architect Daniel Libeskind and artist Edward Burtynsky has triumphed in a competition to design a National Holocaust Monument for Ottawa, Canada. More about Libeskind trumps Adjaye in Canada's National Holocaust Monument contest
News: Foster + Partners' controversial proposal for a $300 million (£208 million) overhaul of New York Public Library's flagship branch on Fifth Avenue has been dropped following an onslaught of criticism. More about New York Public Library abandons Foster's contentious renovation plans
News: the winners of the Smithsonian Cooper-Hewitt National Design Museum's 15th annual National Design Awards have been announced, with Brooks + Scarpa taking the prize for Architecture Design. More about Smithsonian Cooper-Hewitt announces National Design Awards winners 2014
News: construction has started in Mumbai, India, on a pair of 38-storey towers with overlapping bases that make reference to the knotted structures of mangrove stalks, according to Danish firm 3XN. More about 3XN breaks ground on Mumbai skyscrapers modelled on Indian plantlife
News: a man has been arrested in Japan for possessing 3D-printed handguns, after five devices were found during a police raid on his house. More about Man arrested for owning 3D-printed gun
News: a court ruling has paved the way for demolition of the Foster + Partners-designed Harmon Hotel in Las Vegas – a half-finished building that never opened. More about Court approves demolition of Foster's ill-fated Las Vegas hotel
Milan Expo 2015: a team led by artist Wolfgang Buttress has reportedly beaten a shortlist of prominent architects to design the UK pavilion for the World Expo 2015 in Milan, with plans for a "pulsating" beehive structure. More about Wolfgang Buttress to design UK Milan Expo pavilion
News: Dutch firm MVRDV has become the latest architect to design a penthouse apartment featuring a car elevator, offering residents the ultimate luxury: the ability to drive straight into their home. More about MVRDV-designed penthouse will feature a private elevator for cars
News: Danish firm Adept has won a competition to design a new home for the Danish armed forces, with plans to incorporate mobile structures that can be plugged into walls to adapt to changing operations. More about Adept's plug-in proposal triumphs in Danish Armed Forces competition
News: a new generation of 3D printing pens will "improve the creativity of everybody" and "give the world a new way to communicate," according to the designer of the Lix pen, which launched on Kickstarter this week and has already raised over £400,000 (+ interview). More about 3D drawing will "give the world a new way to communicate"
News: preservationists have proposed a system of hydraulic jacks that could safeguard Mies van der Rohe's Farnsworth House from flood damage by lifting it into the air. More about Hydraulic jacks could protect Mies van der Rohe's Farnsworth House from flood danger
News: Yves Behar of San Francisco design studio fuseproject has created a new identity for PayPal as part of the brand's shift towards providing payment solutions on mobile and wearable devices (+ interview). More about Fuseproject creates mobile-friendly brand identity for PayPal
News: Herzog & de Meuron has unveiled designs for its fourth extension to the headquarters of insurance company Helvetia in the Swiss city of St Gallen. More about Herzog & de Meuron returns to St Gallen for fourth Helvetia office extension
News: Chinese firm MAD has unveiled new images of Chaoyang Park Plaza – a complex of skyscrapers, office blocks and public spaces modelled on the mountains, hills and lakes depicted in Chinese landscape paintings – which is now under construction in Beijing. More about MAD's landscape-inspired Chaoyang Park Plaza breaks ground in Beijing
News: Dutch firm MVRDV has won a contest to overhaul a 58-hectare steel factory in Moscow, described as "a stronghold during the Russian revolution", to create a major new city quarter offering homes, offices, schools and a hospital (+ slideshow). More about MVRDV chosen to transform Moscow's Hammer and Sickle factory into housing
News: architect and Pritzker Prize laureate Hans Hollein has died in Vienna at the age of 80 after a long illness. More about Architect Hans Hollein dies aged 80