Zaha Hadid Architects has completed the first section of a new high-speed train station on the outskirts of southern Italian city Naples, which is set to open this weekend. More about Zaha Hadid Architects completes first phase of high-speed rail station in Naples
Chinese president Xi Jinping has revealed plans for the world's largest-sprawling infrastructure project – the Belt and Road – which aims to develop trade links between China, Central Asia, Europe and Africa. More about China proposes modern-day Silk Road with transcontinental infrastructure project
Dutch studio MVRDV has converted a former overpass into a plant-covered walkway in Seoul, which follows a kilometre-long route above the traffic. More about MVRDV transforms 1970s highway into "plant village" in Seoul
Textured facades and a grassy berm help soften the boxy appearance of this high-security emergency facility in New York, designed by architecture firm Skidmore, Owings & Merrill. More about Metal cube by SOM houses emergency call centre for New York City
Chinese studio Archi-Union based the tiered form of this cable car station on an abstracted geometric model of the mountains surrounding its site on the shores of Qiandao Lake. More about Archi-Union's Qiandao cable car station features stacked forms that lean out towards a lake
Sheppard Robson and John Copper Architecture have completed a children's hospital in Johannesburg, which features brick facades and large windows that allow patients to take in the landscaping. More about Nelson Mandela Children's Hospital combines concrete and brick with colourful details and big windows
Elon Musk has revealed a plan for easing city congestion that would see an underground network of tunnels transporting cars on high-speed skates travelling at 130 miles per hour. More about Elon Musk's Boring Company plans to beat traffic with underground "car skates"
London mayor Sadiq Khan has withdrawn support for the Thomas Heatherwick-designed Garden Bridge by refusing to sign the vital financial guarantees that would allow building to go ahead. More about London mayor pulls plug on Garden Bridge
Nordic Office of Architecture has added a 300-metre-long extension with a curved roof to the airport in Oslo it designed in the 1990s. More about Nordic doubles the size of Oslo Airport with curved extension
Architecture firm Sasaki has designed a hydroponic vertical farm for Shanghai, where leafy greens will be grown on rotating loops housed in a huge greenhouse. More about Sasaki designs hydroponic vertical farm for Shanghai
Mimesis Architecture Studio designed this bamboo-lined bridge in China's Jiangsu Province to celebrate the region's ancient craft industries. More about Latticed bamboo bridge by Mimesis Architecture Studio references Jiangsu's craft traditions
Towers for charging electric cars replace roadside petrol stations in this concept developed by Ennead Architects in response to emerging transportation technologies. More about Ennead Lab proposes electric car charging tower as "the future of roadside architecture"
For some architects, the decision not to bid for Donald Trump's US-Mexico border wall is easy. But Aaron Betsky questions whether working on the project is as unethical as it first seemed in this Opinion column. More about "Architects may, heaven save their mortal souls, have to work on Trump's wall"
Companies from both sides of the US-Mexico border have defended their decision to submit proposals for Donald Trump's wall, saying they do not see any ethical issues. More about Architects and contractors defend ethical decision to bid for Trump wall
This vivid red bicycle track was designed by NEXT Architects and Rudy Uytenhaak Architectenbureau to wind over the roof of a school in the Dutch city of Utrecht, and continues to bridge over a canal. More about Red cycle path by NEXT and Rudy Uytenhaak snakes over Utrecht school and canal
MAD, Stefano Boeri Architetti and Mecanoo are among five architecture studios to unveil proposals to completely transform unused railways across Milan, creating high-density housing and swaths of greenery. More about MAD and Stefano Boeri propose crinkled towers and vertical forests for Milan's disused railway yards
The plug should be pulled on the contentious Thomas Heatherwick-designed Garden Bridge, despite over £45 million of public money already bound up in the project, according to a new report. More about Garden Bridge should be ditched, finds financial inquiry
Snøhetta has designed a pair of grand stone arches for the entrance points of a 1.7-kilometre shipping tunnel, which will cut through a peninsula to bypass a particularly dangerous stretch of Norway's coast. More about Snøhetta designs terraced stone entrances for Norway's huge Stad Ship Tunnel
Is it possible to speak buildings into being? The exhibitors at annual property fair MIPIM may try, but they need to come up with far more extreme fictions, says Sam Jacob in his latest Opinion column. More about "MIPIM is one big performance with the purpose of speaking cities into existence"
US President Donald Trump's first budget plan includes a sizeable downpayment on his promised wall along the country's southern border with Mexico. More about Trump pledges More billion to Mexico border wall in budget proposal