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
A memorial and museum dedicated to the legacy of racial violence and injustice in America are set to open in Montgomery, Alabama. More about Memorial in Alabama acknowledges violence against African Americans
Dezeen is giving away three copies of a book filled with interiors, installations, products and more by New York design studio Snarkitecture in this competition. More about Competition: win a book featuring over 70 projects by Snarkitecture
The buildings of Facebook, Google, and Amazon reveal a lot about how these tech giants see themselves, says Owen Hopkins. More about "Buildings are the most concrete clue to how tech giants are reshaping the world"
The headquarters of Facebook, Apple and Google feature in this series of relief sculptures by artists Ben Langlands and Nikki Bell. More about Artists create relief sculptures of Google and Apple headquarters
Updated interior finishes and a new guest house are among the modifications that US studio Butler Armsden Architects has made to a 44-year-old, wood-clad residence that overlooks the Pacific Ocean. More about Butler Armsden overhauls 1970s coastal home in northern California
Snarkitecture and Caesarstone have teamed up to create an installation exploring the changing forms of water, which was set inside an abandoned 19th-century building during this year's Milan design week. More about Snarkitecture explores the changing states of water for Caesarstone installation
This school by Studio Weave features a scalloped roofline and double doors that slide back to connect the classrooms with a woodland setting on the outskirts of London. More about Sliding doors connect school building by Studio Weave to playground and woods
A road that recharges the batteries of electric vehicles as they drive has opened on the outskirts of Stockholm, Sweden. More about New road in Sweden charges electric cars as they drive along it