Twin slides loop through a Renaissance palace created as part of an installation by Carsten Höller and neurobiologist Stefano Mancuso, which explores emotional effects of people on plants. More about Carsten Höller installs slide experiment in Florentine palazzo
This supertall tapered skyscraper designed by Kohn Pedersen Fox for the China Resources export company in Shenzhen is nearing completion ahead of its opening later this year. More about KPF's bullet-shaped skyscraper nears completion in Shenzhen
Milan design week 2018 may be over, but it's not too late to see which exhibitions were most successful. Using our #milanogram2018 hashtag, we've picked out the 10 that proved most popular with Instagram users. More about Ten of the most instagrammable exhibitions from Milan design week 2018
Industrial designer Ron Arad has created a set of vases that slot inside one another, just like a nest of tables, for glass brand Nude. More about Ron Arad uses Turkish glassmaking techniques to create nesting vases
Porthole windows with brightly coloured frames, a soaring spiral staircase and waterfall gutters are among the playful touches MUMA Architects has included in this community centre in Cambridge, England. More about Porthole openings connect community centre and kindergarten in Cambridge
Madrid-based Mayice Studio created this sculptural lamp using a single piece of curving glass, as a study into how light travels through concave and convex forms. More about Mayice Studio creates sculptural lamp from undulating glass tube
Studio Ben Allen has inserted a spiralling plywood staircase in the centre of an office in Birmingham, England, which is designed to get workers moving. More about Sweeping staircase forms centrepiece of engineering office by Studio Ben Allen
IKEA has launched its first skateboard, as part of a series of furniture and clothing items influenced by street culture in Southern California. More about IKEA releases first skateboard in SoCal-inspired collection
In this week's comments update, a concept for a collapsable tower to be used in disaster zones starts a debate about unrealistic architectural ideas. More about "These kinds of proposals are almost the fake news of our industry"
London studio PearsonLloyd has unveiled an aeroplane seating concept that would give more space to passengers flying economy class. More about PearsonLloyd redesigns economy-class aeroplane seating to make better use of space
New atria and glazed rooftop pavilions are among the alternations to a historic educational building on Princeton's campus in New Jersey, as part of a project overseen by Canadian studio KPMB. More about KPMB updates gothic-style academic building on Princeton University campus
Dezeen promotion: Shigeru Ban, Lucy McRae and Carlo Ratti are among speakers taking part in the first and& conference in Belgium, which will explore the impact of health, technology and creativity on cities. More about Inaugural and& summit will explore technology, health and design
Foster + Partners has completed a new headquarters for BBC Cymru Wales in Cardiff, which features a broad metal canopy supported on slender columns. More about Foster + Partners completes BBC headquarters in Cardiff
Developer Barratt Homes has promised to cover £2 million of work on a high-rise block in Croydon, south London, which failed cladding safety tests after the Grenfell Tower fire. More about Developer to replace dangerous cladding on Croydon tower block
Designers including India Mahdavi, Nathalie du Pasquier and Ini Archibong have worked with Italian master artisans to create a range of unique objects, including totem-like vases and contemporary Venetian masks. More about Designers team up with Italian master artisans to create "craft design" objects
Our latest competition gives five readers the chance to win a copy of Gestalten's Rock the Boat book, which explores an assortment of homes on water. More about Competition: win a book documenting homes on the water
Japanese architect Makoto Suzuki has designed his own live-work space as a series of interlocking timber-clad buildings near Sapporo on Hokkaido island. More about Timber volumes form live-work spaces for artist and architect in rural Japan
Ronan and Erwan Bouroullec have designed a range of minimal chairs for Danish brand Hay, which they liken to being as simple and inexpensive as a "white T-shirt or blue jeans". More about Bouroullec brothers design low-cost Élémentaire chair for Hay
Architects Tom and James Teatum designed this co-living space in Hammersmith to include informal work and living spaces that they hope will encourage millennials to spend more time at home. More about Noiascape's west London co-living space targets home-avoiding millennials
New York studio The Extrapolation Factory has won this year's Lexus Design Award, with a project that encourages communities to speculate on the future of cities and daily life. More about Future-focused community initiative wins Lexus Design Award 2018