News: Danish architecture studio EFFEKT has triumphed in a competition to design a street sports facility in and around a crumbling train engine roundhouse in Esbjerg, south-west Denmark (+ slideshow). More about EFFEKT to transform abandoned train engine depot into street sports centre
A bank of cherry blossoms are mirrored in the reflective gables of this cafe that angles around a smaller tree in Gifu, Japan, by architecture studio Bandesign (+ slideshow). More about Bandesign clads a Japanese cafe in mirrors to reflect a row of cherry trees
Behind the burnt-timber exterior of this sauna by Canadian studio Partisans is a cavernous cedar interior that emulates the form of a seaside grotto (+ slideshow). More about Lakeside sauna by Partisans designed as a cavernous wooden grotto
News: Frank Gehry has written an open letter defending the design for the George Lucas Museum by Chinese architecture firm MAD, as a legal wrangle threatens to delay the project. More about Frank Gehry defends MAD's Lucas Museum for Chicago as judge suspends work
News: Rem Koolhaas has defended the design of OMA's CCTV tower in Beijing, after the Chinese president called for an end to the construction of "weird architecture" in the country. More about "Chinese architecture will benefit" from CCTV building, says Rem Koolhaas
The gaping hole in the centre of this office block in Paris was designed by MVRDV to preserve views of another local building (+ slideshow). More about MVRDV's Pushed Slab office block has a huge hole in its middle
News: a trio of international architecture firms will redevelop and add new facilities to Montreal's natural science museum, housed in a vast glass velodrome within the grounds of the city's former Olympic park. More about AZPML, Lacaton & Vassal and Kuehn Malvezzi to redesign Montreal's natural science Biodome
News: underwater cities with infrastructure networks spiralling down into the depths of the oceans could be a reality as soon as 2030, according to a Japanese construction company. More about Spiralling underwater cities could make oceans inhabitable by 2030
Behind a traditional limestone facade, Heneghan Peng's new architecture school for the University of Greenwich is a four-storey composition of steel and glass centred around a double-height critique room (+ movie). More about Heneghan Peng's Greenwich architecture school has a restrained exterior and a modern interior
Japanese architect Kunihiko Matsuba has balanced a small white house over the flat rooftops of a dental clinic and garage near Tokyo (+ slideshow). More about Tokyo house bridges the rooftops of a dental surgery and garage
Multi-tonal layers of concrete resemble bands of sediment on the walls of this visitor centre designed by Swiss architect Max Dudler for a medieval fortress in Germany (+ slideshow). More about Sparrenberg Castle visitor centre by Max Dudler boasts striated concrete walls
News: Utopia Arkitekter has unveiled plans to build a multi-faceted office block clad with shards of metal and glass beside the train station in Uppsala, Sweden (+ slideshow). More about Jewel-inspired office block by Utopia Arkitekter to be built next year in Sweden
News: Foster + Partners has teamed up with building contractor Skanska to pioneer the use of 3D-printed concrete in the construction industry. More about Foster + Partners works on "world's first commercial concrete-printing robot"
Timber window shutters align with the vertical strips of pale timber that clad this gabled house in the Austrian countryside, by local architects Bernardo Bader Architekten (+ slideshow). More about Bernardo Bader sources wood from a local forest to build barn-like house in rural Austria
White concrete surfaces vary from matte to polished on the walls of this library and concert hall, completed by London studio DRDH on the waterfront of Bodø, Norway (+ slideshow). More about White concrete cultural centre by DRDH nestles up against a Norwegian harbour
Lights illuminate the plunging outlines of the two Lugnet Ski Jumps, newly restored by Swedish studio Sweco Architects with glass and steel edging (+ slideshow). More about Sweco Architects modernises Swedish ski jumps ahead of 2015 world championships
David Chipperfield's Berlin team added four concrete blocks to a former piano factory in Mitte to create their studio (+ slideshow). More about Concrete volumes are fused with an old piano factory to create David Chipperfield's Berlin office
An exhibition at the Plateau gallery in Seoul documents the career of Mass Studies founder Minsuk Cho, the architect behind the Golden Lion-winning Korean pavilion at this year's Venice Architecture Biennale (+ slideshow). More about Seoul exhibition puts Korean architect Minsuk Cho in the spotlight
Lengths of black-painted timber clad this single-storey holiday home in Japan by Studio Aula, which steps across a wooded site in three volumes of increasing sizes (+ slideshow). More about Blackened timber retreat by Studio Aula built in the woods outside Tokyo
News: after a quarter of a century of decay, a full design team has been appointed to convert the Brutalist ruins of Gillespie, Kidd & Coia's St Peter's Seminary in Cardross, Scotland, into a major venue for art and culture. More about Brutalist seminary to be resurrected in 2015 after 25 years of neglect