Red concrete walls frame a chasm leading to a memorial inside Warsaw's barbican, which commemorates the thousands of Polish citizens murdered by the Soviet secret police during the second world war. More about BBGK Architekci uses stained concrete walls to create Katyn Museum inside Warsaw barbican
Making its debut at Milan design week, American brand Matter Made has brought together designers including Faye Toogood, Philippe Malouin and Pedro Venzon to produce a sculptural furniture and lighting collection. More about Faye Toogood and Philippe Malouin design minimal furniture for Matter Made's XVII exhibition
Our job of the day from Dezeen Jobs is for a 3D designer to join the London studio of Tord Boontje, whose iconic designs include the Midsummer Light made from tear-proof synthetic paper Tyvek. More ›
More about Job of the day: 3D designer for Tord Boontje
This trumpet-shaped table lamp by Swiss firm Herzog & de Meuron is based on pendant lighting originally designed for a French museum. More about Herzog & de Meuron designs table version of Unterlinden museum lighting
Berman Guedes Stretton sought to preserve and enhance the modernist designs of buildings at two University of Oxford colleges during renovations to improve their interior layout. More about Berman Guedes Stretton upgrades Powell & Moya's modernist University of Oxford buildings
German designer Lisa Ertel used a sandblasting technique on wood furniture to emphasise the patterns created by trees' annual rings of growth. More about Lisa Ertel sandblasts Dune furniture to highlight underlying patterns of wood growth
Timber portals frame windows and skylights in this garden-facing extension, which Nimtim Architects has added to a terraced house in Peckham, southeast London. More about Nimtim adds pergola-like extension to 1950s terrace in south London
For his first flagship design since becoming its creative director, Vincent van Duysen has created a space for Molteni&C that feels like a "secluded home from home". More about Vincent van Duysen's first Molteni&C flagship store opens in Milan
Architect Vaughn McQuarrie has replaced a 1920s cottage on New Zealand's Waiheke Island with a modest concrete and timber residence, set among mature gardens. More about Vaughn McQuarrie completes island cottage overlooking New Zealand's Hauraki Gulf
MAD founder Ma Yansong has created a chair for Italian brand Sawaya & Moroni that's designed to be arranged like clusters of fungi. More about Ma Yansong's Mogu Chair is based on the rounded shapes of mushroom caps
Inspired by the release of David Adjaye's wireless concrete speaker, we've compiled a new Pinterest board, curating the most unique and eye-catching speaker design. Examples include People People's sustainable see-through speaker and Bang & Olufsen's honeycomb-like BeoSound Shape speakers, launched at Milan design week. Follow Dezeen on Pinterest ›
More about Dezeen's new Pinterest board for speaker design is an audiophile's paradise
Mexican firms Esrawe Studio and Cadena y Associados have collaborated on the design of Tierra Garat, a new cafe in Mexico City's fashionable Polanco district. More about Faceted clay panels form Mexico City cafe by Esrawe and Cadena
Located in a brutalist former bank headquarters in Stockholm, Universal Design Studio's latest project, the At Six hotel, is home to one of Europe's most significant hotel art collections. More about Universal Design Studio inserts a hotel into a brutalist building in Stockholm
A public and private street flank this former warehouse in east London, which local studio vPPR has converted into a mixed-use development containing shops and apartments. More about vPPR converts former Shoreditch warehouse into shops and flats linked by private walkway
Claesson Koivisto Rune has designed a collection of lights for FontanaArte made from pairs of illuminated and mirrored discs. More about Claesson Koivisto Rune's disc-shaped Optunia lights are "devoid of unnecessary detailing"
London studio Klaus Haapaniemi & Co has designed a hand-engraved sofa, woven tapestry and circular carpet exclusively for Björk's remote summer house in Iceland. More about Björk's Icelandic summer house inspires a patterned furniture and textile collection
A staircase featuring cantilevered treads connects the library and living room at the centre of this rough granite-clad house in the Spanish town of Magaz de Abajo. More about Floating steel staircase takes centre stage in granite house by Marcos Miguélez
This week on Dezeen, Balenciaga launched its own version of IKEA's iconic blue tote bag, and Snøhetta completed its transformation of New York's Times Square. More about This week, Balenciaga paid tribute to IKEA and Times Square was transformed
As the state of the environment becomes an ever-pressing issue, designers are developing eco-friendly alternatives to all sorts of products. To celebrate Earth Day, we've rounded up 10 examples, including a kitchen made from recycled bottles and a pollution-absorbing bikini. More about 10 sustainable designs that offer alternatives to everyday products
Toronto firm Superkül has renovated a mid-century modern home in a residential area of the city, adding a second level dedicated to spaces for children. More about Superkül reserves upstairs just for kids at renovated modernist Toronto home