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
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
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
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
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
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
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
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
Utopia Arkitekter has designed a tent-like shelter that could provide a cosy retreat for trekkers in the mountains. More
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
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
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
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
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
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
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
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
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 ›
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
David Adjaye's temple-like canopy, Bjarke Ingels' looped auditorium and Sou Fujimoto / William Matthews' spiralling pathway are among the seven shortlisted proposals for an events pavilion in Edinburgh, Scotland. More