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
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
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
Architecture studio J Mayer H has unveiled a tram stop made from a stack of exposed-concrete discs in Kehl, Germany. More
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
Construction has begun on Alárò City, which is being masterplanned by Skidmore, Owings & Merrill, as an extension to Lagos in southwest Nigeria. More
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
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
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
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
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
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
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
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
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
Italian architect Renzo Piano has designed a €202 million bridge for his hometown of Genoa, after the old bridge collapsed in a storm. More
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
Undulating concrete panels will form the facade of VÅGA, a large water tower planned for a hilltop in Varberg, Sweden, to create the impression of a wave rolling across the landscape. More
Two stations inspired by glacial landscapes are being designed by architecture studios Zaha Hadid Architects and A-Lab for a new metro line in the Norwegian capital. More
Rolling waves inspired the undulating timber roof of this airport on the island of Cebu, designed by Integrated Design Associates as a "symbolic gateway to the Philippines". More