Design studio RB Systems is following the trend for super-slender towers in New York with a speculative proposal for a 400-metre skyscraper in Midtown Manhattan, which would be supported by spiralling steel cables rather than columns. More about RB Systems envisions super-slender cylindrical skyscraper for New York
Architects and designers have imagined ways to transform the central reservation along New York's Park Avenue for an ideas competition, including an underground rock-climbing wall, a huge cascading waterfall and a route for kayaking commuters. More about Waterfalls, forests and kayaks among proposals for Park Avenue centreline
Architecture studio Penda has released visualisations of a house designed for a tiny plot near the German city of Kassel that show how its owners will be able to grow food on both sides of its terraced roof. More about Self-sufficient Yin & Yang house incorporates gardens on its interlocking roof
Japanese timber company Sumitomo Forestry has revealed plans for the world's tallest wooden building in Tokyo, a 350-metre skyscraper that would also be the country's highest. More about World's tallest timber tower proposed for Tokyo
British visualisation studio The Boundary has created a series of renderings depicting a "super luxury" hotel planned for a secret site in Arizona's Sonoran desert. More about The Boundary releases visuals of "pi-in-the-sky" luxury hotel in the Sonoran Desert
New York architecture studio DFA has imagined a series of latticed apartment towers for Manhattan's Pier 40, which would be able to remain above water in the event of rising sea levels. More about DFA proposes "floating" affordable housing for dilapidated Manhattan pier
London studio Outpost has won a contest seeking ideas for how disused gas holders could be repurposed across the UK, with its concept for a ring of affordable housing and workspaces. More about Affordable housing and studio concept wins RIBA contest for decommissioned gas holders
A novel response to London's housing crisis and a study of the stark living quarters of Welsh quarrymen in the 1800s were just two of the student projects recognised by this year's RIBA President's Medals. More about RIBA announces student winners of President's Medals 2017
New York's empty walls could be covered with honeycomb-like clusters of pods to house the city's growing homeless population, as part of this proposal by creative agency Framlab. More about Framlab proposes parasitic hexagonal pods to sleep New York's homeless
Utopia Arkitekter has designed a tent-like shelter that could provide a cosy retreat for trekkers in the mountains. More about Skýli mountain shelter is designed to withstand extreme weather conditions
A crematorium, a sports field and a multi-storey charging station for driverless cars are among six shortlisted proposals to repurpose decommissioned gas holder sites across the UK. More about Six ideas to transform Britain's decommissioned gas holders make shortlist in RIBA competition
Our latest Dezeen x MINI Living video explores a proposal for an environmentally friendly underwater city, which Japanese engineering firm Shimizu Corporation claims could be a reality by 2030. More about Ocean Spiral is a conceptual city proposed beneath the surface of the ocean
Stefano Boeri has suggested that a "new Shanghai" made up of "vertical forests" could be built on Mars, should rising sea levels render Earth uninhabitable. More about Stefano Boeri imagines dome-covered Mars colony with "vertical forests"
Royal College of Art architecture graduate Llywelyn James has proposed a series of elevated residential blocks for an undeveloped brownfield land near Thamesmead in London to aid the city's housing crisis. More about Llywelyn James proposes affordable cantilevered housing for London's brownfield sites
Royal College of Art architecture graduate Eda Kutluozen's Vertical Open City project proposes inserting dense affordable housing and public spaces into disused sites across London. More about Eda Kutluozen proposes affordable housing above tube stations for London's key workers
Royal College of Art graduate Jiaji Shen has proposed transforming a disused pier on London's River Thames into a workshop for a designer who makes jewellery with items scavenged from the mud. More about Jiaji Shen proposes turning abandoned coal pier into workshop for "mudlarking" jewellery maker
Bartlett School of Architecture graduate Grace Quah has produced a feminist film featuring a conceptual housing estate where appliances become the architecture, reducing the amount of unpaid domestic labour women are required to carry out. More about Grace Quah's Bartlett graduation project is a feminist film featuring homes that perform domestic chores
Bartlett School of Architecture graduate Damien Assini has proposed that the UK government reallocates funds from the proposed HS2 railway, and instead creates a natural landscape incorporating carbon-free modular housing and a green economy. More about Bartlett student Damien Assini suggests replacing HS2 railway with zero-carbon towns
This captioned movie explores a proposal by RCA graduate Llywelyn James to tackle London's housing crisis by building 100-metre-long cantilevered structures on the city's undeveloped brownfield sites. More one-minute movies ›
More about RCA graduate proposes low-cost cantilevered homes to combat housing crisis
Italian architect Carlo Ratti has revealed plans for a covered garden in Milan, which would use climate-control technology to allow visitors to experience spring, summer, autumn and winter at any time of year. More about All four seasons coexist in Milan garden proposed by Carlo Ratti