Spiralling stone walls will be carved with images of extinct species - with space reserved for future extinctions - at this observatory and education centre designed by Adjaye Associates for the Isle of Portland, England. More about Mass Extinction Memorial Observatory by Adjaye Associates
Opinion: in the second of two columns exploring the impact of digital culture on design, Sam Jacob looks at how Google Maps is reshaping cities while Apple, Facebook and Amazon are reshaping the natural landscape by building their own headquarters as self-contained ecosystems. More about "Cities are being redrawn according to Google's world view"
News: London architecture firm Grimshaw has unveiled a masterplan for the home of the annual Wimbledon Championships tennis tournament. More about Wimbledon masterplan unveiled by Grimshaw
Australian architect Raffaello Rosselli has repurposed a corroding tin shed in Sydney to create a small office and studio apartment (+ slideshow). More about Tinshed by Raffaello Rosselli
Competition: Dezeen has teamed up with Domaine de Boisbuchet in south-west France to offer the chance to win a place on an architecture and design workshop this summer (+ slideshow). More about Competition: win a place on a workshop at Domaine de Boisbuchet
A group of Royal College of Art graduates has used the pulp from mulched newspapers to form helmets for London's cycle hire scheme (+ movie). More about Paper Pulp Helmet by Tom Gottelier, Bobby Petersen and Ed Thomas
A bulky concrete first floor balances above pale brick walls and tall grasses at this family house in Brazil by São Paulo architect Guilherme Torres (+ slideshow). More about BT House by Studio Guilherme Torres
News: UK furniture retailer Dwell has become the latest high-street design brand to go into administration, ceasing trading with immediate effect and closing all 23 of its stores. More about Furniture retailer Dwell ceases trading
An elliptical chapel near Oxford (pictured), a wooden skyscraper for Stockholm and Heatherwick's Thames bridge proposal all feature in Dezeen Mail issue 157, along with the latest news, jobs, competitions and reader comments from Dezeen.
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More about Dezeen Mail #157
News: London's Royal College of Art has announced that designer Tord Boontje will leave his post as head of the Design Products course at the end of September after four years in charge. More about Tord Boontje steps down as head of Design Products at Royal College of Art
This gentle twist of concrete bridges an Alpine river on a scenic road between two towns in western Austria. More about Schanerloch Bridge by Marte.Marte Architects
News: fruit may no longer come with sticky labels thanks to an EU ruling approving the use of chemicals applied with a laser to brand fresh produce. More about Laser tattoos to replace sticky labels on fruit
News: Thomas Heatherwick has denied any knowledge of a design presented to the London Olympic committee in 2007 by an American firm, which bears a strong resemblance to his cauldron used at the climax of last summer's Olympic opening ceremony. More about Thomas Heatherwick rejects claims that Olympic cauldron is a copy as "spurious nonsense"
Bunk bed booths provide sleeping sanctuaries at this hostel in Split, Croatia, by local designer Lana Vitas Gruić (+ slideshow). More about Emanuel Hostel by Lana Vitas Gruić
Ten years after completing the Ílhavo Maritime Museum in Portugal, Lisbon studio ARX Portugal has extended the building by adding an aquarium dedicated to codfish (+ slideshow). More about Ílhavo Maritime Museum Extension by ARX Portugal
Californian designer Chad Wright has made a sandcastle mould of a typical American house to recreate post-war suburbia on the beach (+ slideshow). More about Master Plan by Chad Wright
Nine stone cabins are sheltered beneath a single thatched roof in this addition to a hotel resort in Nha Trang, Vietnam, by architecture practice a21studio (+ slideshow). More about 9 Spa at I-Resort by a21studio
News: urban improvements such as cycle paths, parks and public transport could transform Brooklyn and help turn New York City into the USA's leading location for technology firms, according to plans unveiled this week. More about New York "can overtake Silicon Valley" as tech hub
News: British architect Colin Stansfield Smith, a pioneer of UK school design, has died at the age of 80. More about Colin Stansfield Smith 1932-2013
Japanese architect Shigeru Ban has revealed his competition-winning design for a campus of timber buildings to house the headquarters of watch brands Swatch and Omega in Biel, Switzerland. More about Headquarters for Swatch and Omega by Shigeru Ban