Hundreds of tiny holes puncture the white concrete panels that clad these two extensions to the Badajoz Fine Arts Museum by Spanish firm Estudio Arquitectura Hago (+ slideshow). More about Badajoz Fine Arts Museum extensions feature speckled walls and bevelled edges
News: a team led by Danish architecture firm COBE has seen off competition from three firms to land the commission for a new railway interchange in Køge, a town 28 miles south of Copenhagen. More about COBE team trumps Kengo Kuma in Danish railway station contest
Opinion: an unloved relic of 1950s socialist Yugoslavia is one of the finest buildings of its era. But in modern Serbia, its overtly political message doesn't chime well with the prevailing ideology, says Owen Hatherley. More about "It's no surprise that the government were reluctant to let members of the public in"
News: OMA's New York office has unveiled plans to build three residential towers beside the bay in Miami's Coconut Grove neighbourhood. Practice partner Shohei Shigematsu explains the design to Dezeen in an exclusive interview (+ slideshow). More about OMA reveals trio of "peanut-shaped" towers for Miami's Coconut Grove
News: Bjarke Ingels' firm has unveiled its plans for a "radical reinterpretation" of the Smithsonian Institution campus in Washington DC, creating new entrances and underground extensions (+ slideshow). More about BIG presents More billion plans for Smithsonian campus overhaul
German architecture office Wurm + Wurm has transformed a derelict industrial building into offices, featuring a concrete facade punctuated by rows of hexagonal openings (+ slideshow). More about Hexagonal windows pattern the facade of German office building by Wurm + Wurm
Timber surfaces are combined with angled mirrors to help this visitor centre by Smith Vigeant Architects to fit in with its setting in Canada's Mont-Tremblant National Park (+ slideshow). More about Visitor centre "harmoniously inserted" into a Canadian forest by Smith Vigeant Architects
News: construction is now underway on a memorial to extinct species of the present and future, designed by David Adjaye for the Isle of Portland, England. More about Construction starts on David Adjaye's spiralling stone extinction memorial
Vertical strips of spruce give a stripy facade to this semi-detached house, completed by Innauer‐Matt Architekten in a hamlet within the forested landscape of Vorarlberg, Austria (+ slideshow). More about Strips of local spruce clad Haus Feurstein by Innauer‐Matt Architekten
News: MBM Arquitectes co-founder David Mackay, one of the architects behind Barcelona's 1992 Olympic Village, has passed away at the age of 80. More about Barcelona Olympics architect David Mackay dies aged 80
News: Bjarke Ingels' firm has been named as the designer of a new public square in the redevelopment of Battersea Power Station in south London. More about BIG expected to make UK debut at Battersea Power Station
Elliptical openings create huge lightwells through the seven storeys of the Helsinki University Library by Anttinen Oiva Architects – another runner up from the first Finlandia Prize for Architecture (+ slideshow). More about Curving voids pierce the floors of Anttinen Oiva Architects' Helsinki library
World Architecture Festival 2014: Johanna Hurme of Canadian firm 5468796 explains the use of wooden "quills" in the proposed art gallery extension that was named Future Project of the Year 2014 (+ movie). More about Gallery extension proposal by 5468796 "recreates the quality of light of a rainforest"
A large window wraps around one corner of this brickwork extension to a Victorian house in London by local office Cousins and Cousins (+ slideshow). More about London house extension by Cousins and Cousins has a window wrapping its corner
Warsaw office MFRMGR has revealed designs to revitalise a former Polish observation tower in the Baltic Sea to create a base for water sports enthusiasts and researchers, accessible only by boat. More about Offshore torpedo base in Poland to be transformed by MFRMGR into a water sports hub
News: the first commuters have travelled through Grimshaw's newly completed New York subway station and retail space, the Fulton Center. More about Grimshaw's Fulton Center welcomes first New York subway commuters
News: Thomas Heatherwick's Garden Bridge across the River Thames in London has moved a step closer towards construction, after receiving approval from the first of two local councils. More about Heatherwick's Garden Bridge soars over first planning hurdle
This cavernous copper-clad library was designed by JKMM Architects for Alvar Aalto's historic Seinäjoki civic centre, and was one of three runners up from the first Finlandia Prize for Architecture (+ slideshow). More about Subterranean tunnel links Seinäjoki library by JKMM Architects with Aalto's 1965 building
A curvy structure forms the heart of this small Tokyo home and workspace by Japanese studio Flat House, separating a cafe, gallery and art studio from the residents' domestic activities (+ slideshow). More about Live-in gallery and studio by Flat House hides utility rooms in a central cylinder
A cast-concrete box overhangs the sloping lower floor facade of this house by Japanese studio Matsuyama Architects (+ slideshow). More about Matsuyama Architects builds concrete house on inclining site in Japanese housing estate