Kneip designs Weathered series of sculptural atmospheric sensors
London Design Festival 2015: Norwegian design studio Kneip has created a set of four functional sculptures that measure and report on weather conditions (+ movie). More
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Coloni and Studio Aikieu celebrate weeds with Plants Out Of Place exhibition
London Design Festival 2015: an exhibition by Swedish gardening house Coloni and trend forecaster Studio Aikieu will celebrate the potential of "undesirable" and wild-growing species in towns and cities. More
Tube net installation by Numen/For Use designed as a "giant convulsing centipede"
Visitors to an Innsbruck gallery can crawl from room to room via a series of bouncy net tunnels installed by design collective Numen/For Use. More
Charles Pétillon fills Covent Garden market with 100,000 white balloons
French artist Charles Pétillon has installed a giant cloud of balloons under the roof of the 19th-century Market Building in London's Covent Garden (+ movie). More
The Wild Thing is a "creature-like" cabin that stands tall above a Latvian wildflower meadow
The sides of this 4.5 metre-high stilted cabin lift open to offer inhabitants an uninterrupted view of the Latvian landscape (+ slideshow). More
Atelier Van Lieshout takes over German festival with The Good, The Bad and The Ugly installation
Dutch studio Atelier Van Lieshout has unveiled its largest installation to date: a giant art village at the Ruhrtriennale arts festival in west Germany (+ slideshow). More
Manon van Hoeckel creates "neutral" travelling embassy for undocumented migrants
Design Academy Eindhoven graduate Manon van Hoeckel is crowdfunding her In Limbo Embassy – a travelling office that aims to facilitate open discussion around immigration in the Netherlands. More
Zaha Hadid's High Line installation protects park visitors from construction debris
Zaha Hadid has created a swooping canopy for New York's High Line – in an area of the elevated park abutting the construction site for a building designed by the architect. More
Neon Golden replicates swarm of fireflies with light installation
Austrian arts collective Neon Golden has created an immersive light installation that mimics the movements of fireflies (+ slideshow). More
Students use scaffolding to build Urban Spa in a Mexican park
Students from the Institute of Architecture and Design Chihuahua have used scaffolding, wood and fabric to turn a disused park fountain into a shaded urban spa for local residents (+ slideshow). More
Bureau A installs pink marble urinal at Zurich car park
Zurich citizens can now relieve themselves at a pink marble public pissoir, installed at an open-air car park by local architecture firm Bureau A (+ slideshow). More
Ulf Mejergren to create tree-like pavilion made from rope for Jewish festival
Swedish architect Ulf Mejergren is to install a temporary pavilion featuring a knotted rope roof in front of Toronto's City Hall, ahead of the Jewish festival of Sukkot next month. More
Bureau A builds a model Soviet city inside L'asticot boutique
Swiss childrenswear brand L'asticot has collaborated with architecture firm Bureau A to install a miniature cardboard city at its Geneva store (+ slideshow). More
Students turn lightweight smartphone glass into structural installations
A group of students has completed a pair of transparent sculptural pavilions with the type of glass often used to cover smartphones (+ slideshow). More
Volcanic stone structures pump fresh water from the sea surrounding a South Korean island
A team of architects, artists and scientists has built a pair of basalt structures on the shoreline of a South Korean island to help to draw up fresh water from a spring below the sea. More
Pigalle Duperré is a colourful basketball court tucked between a row of Parisian apartments
Ill-Studio has collaborated with French fashion brand Pigalle to create a multicoloured basketball court between a row of buildings in the 9th arrondissement of Paris (+ slideshow). More
Fontaine/Fortin/Labelle creates Pomo-inspired entrance to Quebec passageway
Pomo summer: design collective Fontaine/Fortin/Labelle has blocked both ends of a lane in Quebec's Quartier Création with a Postmodern-influenced installation of colourful walls and geometric doorways (+ slideshow). More
"World's longest and tallest tunnel slide" to wrap Anish Kapoor sculpture in London's Olympic park
Bblur Architecture has won approval to wrap a giant slide around the Anish Kapoor-designed ArcelorMittal Orbit sculpture in London's Queen Elizabeth Olympic Park. More
Elaine Yan Ling Ng's interactive Sundew installation coils in response to movement
Crystal-covered strands in London designer Elaine Yan Ling Ng's Design Miami/Basel installation respond to movement nearby by curling and twisting, as shown in this movie filmed by Dezeen (+ movie). More
Marcelo Dantas installs temporary walkway over Lisbon's Fonte Luminosa fountain
This wooden pathway installed over the Fonte Luminosa fountain in Lisbon enables visitors to get close enough to the cascading water to be soaked by its spray (+ movie). More