Nicole Moyo's sustainable waste-to-energy infrastructure Ukubutha can be constructed by slum communities to enable them to live self-sufficiently. More about Nicole Moyo's waste-to-energy system will "mobilise communities in informal settlements"
The first 3D zebra crossing in the UK has been painted on a road in north-west London in an effort to improve road safety in the area. More about London's first 3D zebra crossing encourages drivers to slow down
Hong Kong's government has unveiled a £60 billion infrastructure project to address its land shortage by building one of the world's largest artificial islands. More about Hong Kong government plans £60 billion artificial island to solve "serious" land shortage
The 40-metre-tall Rain Vortex – the world's tallest indoor waterfall – is the centrepiece of Singapore's soon-to-open Jewel Changi Airport, designed by Moshe Safdie's architecture firm. More about Photos reveal world's tallest indoor waterfall inside Safdie Architects' Singapore airport building
New York firm DXA Studio has designed a conceptual bridge that would connect the city's new Hudson Yards neighbourhood with the Moynihan Train Hall extension to Penn Station above the streets. More about The Midtown Viaduct offers pedestrian link between NYC's Hudson Yards and Penn Station
Canadian firms Diamond Schmitt Architects and KWC Architects have completed the transformation of a historic 20th-century train station in Ottawa into the temporary home for Canada's upper house of parliament. More about Beaux-arts train station in Ottawa becomes temporary home for Canada's Senate
Architecture studio J Mayer H has unveiled a tram stop made from a stack of exposed-concrete discs in Kehl, Germany. More about J Mayer H creates international tram stop from stack of concrete discs
Architecture firms Gensler, HDR and Luis Vidal have revealed a proposal for a new terminal at Pittsburgh International Airport, featuring an undulating rooftop and curved windows. More about Gensler, HDR and Luis Vidal propose wave-shaped terminal for Pittsburgh Airport
Construction has begun on Alárò City, which is being masterplanned by Skidmore, Owings & Merrill, as an extension to Lagos in southwest Nigeria. More about SOM breaks ground on Alárò City in Nigeria
BIG has unveiled an expansive cable-car system with two transit hubs to be built in Oakland, as part of the architecture studio's plans for a new baseball stadium in the California city. More about BIG proposes gondola for its Oakland A's ballpark redesign
A team led by professor Xu Weiguo at the Tsinghua University School of Architecture in Beijing has 3D-printed a 26.3-metre-long concrete bridge, which they claim is the world's longest. More about World's longest 3D-printed concrete bridge opens in Shanghai
Volvo has installed an environmentally friendly seawall along the coast of Sydney's harbour that aims to improve biodiversity and water quality in the area. More about Volvo creates Living Seawall to combat pollution and promote biodiversity
Architecture studio New World Design has launched a crowdfunding campaign to build a golden picket fence around US president Donald Trump's compound in Palm Beach, Florida, to highlight the absurdity of his plans for the Mexico border wall. More about New World Design proposes golden fence around Trump's Mar-A-Lago resort
As the brutalist Boston City Hall celebrates its 50th birthday, Aaron Betsky reflects on the building's history as a monument to social democracy, and wonders if proposed updates will bring it a happily ever after. More about "Boston City Hall is the frog waiting to wake up as a prince"
Urban Power has unveiled its plans for nine artificial islands, named Holmene, which will be a sustainable tech hub off the coast of Hvidovre, Copenhagen. More about Urban Power to extend Danish coast with tech hub on nine artificial islands
A prototype of the "beautiful" Steel Slat Barrier that Donald Trump plans to build along the US border with Mexico can be cut using a saw, leaked imagery reveals. More about Steel-slat prototype for Trump's Mexican border wall can be sliced by saw
US president Donald Trump has tweeted details of the design for the proposed $5 billion wall along the Mexican border, prompting ridicule from designers. More about Trump's "beautiful" Steel Slat Barrier for Mexican border lampooned by designers
Elon Musk has driven a Tesla through his Boring Company's test tunnel in Los Angeles County, in the first public demonstration of what he hopes will form a congestion-beating new subterranean transport solution. More about Elon Musk gives first look at Boring Company tunnel
Italian architect Renzo Piano has designed a €202 million bridge for his hometown of Genoa, after the old bridge collapsed in a storm. More about Renzo Piano unveils design for new Genoa bridge following disaster
People are invited to climb the curved, plant-covered roof of the new train station in West Kowloon, Hong Kong, designed by Andrew Bromberg at Aedas. More about Arching rooftop walkway and garden tops West Kowloon Station in Hong Kong