Italian architect Carlo Ratti has unveiled a concept for a smart road system, which would feature swarms of drones that deliver first aid, monitor traffic and detect accidents. More
Danish architecture firm COBE has unveiled a concept for modular electric-car charging stations, which are set to be built in all three Scandinavian countries. More
The Democratic Unionist Party has backed a crossing between Northern Ireland and Scotland, proposed in response to Boris Johnson's suggestion to build a bridge between Britain and France. More
UK foreign secretary Boris Johnson has proposed building a bridge across the English Channel to link Britain and France after Brexit. More
A deliberate sway is designed to unnerve visitors to this 488-metre-long suspension bridge in China's Hebei province, which has an entirely glazed walkway so they can also admire the 218-metre drop. More
Danish firm BIG has developed a proposal to protect the San Francisco Bay from flooding caused by climate change, which includes building floating villages connected by ferries, a red-hued cycle route, and a highway for autonomous vehicles. More
Rising water levels don't cause many problems for this bridge in the Dutch city of Nijmegen – it can still be accessed even when the path on either side is flooded, thanks to a series of concrete stepping stones. More
A flood defence system devised by CF Møller in central Denmark will combine urban planning, climate change adaption and nature conservation. More
The controversy surrounding President Donald Trump's wall between the US and Mexico continues, as updated plans bring the predicted cost to $33 billion, while a petition has been launched to designate the eight construction prototypes as a national monument. More
A man-made island surrounded by wind farms in the middle of the North Sea could help bring large-scale renewable energy to Europe by 2050. More
British architect Will Alsop has created metro stations in Toronto's Pioneer Village and Finch West neighbourhoods, as part of an initiative to create more public transit options in the wider metropolitan area. More
Alt Arkkitehdit has completed a bright red storage shed for oil-spill equipment in northern Finland, featuring a full-width clerestory window that projects from the facade to protect it from damage by forklift trucks. More
California architecture firm Brooks + Scarpa has wrapped a Seattle transit facility in an undulated, blue aluminium screen that was influenced by a dance performance. More
Urban-Think Tank has completed the next phase of its Empower Shack project, bringing safe low-cost housing to residents of South Africa's informal settlements. More
A team of architects, planners and engineers has won a contest seeking ideas for how the UK government could instigate growth in the Cambridge-Milton Keynes-Oxford corridor, with plans to revitalise six villages by adding housing, and a network of cycling and pedestrian routes. More
Foster + Partners has unveiled plans to add a glazed terminal building to Marseille Provence Airport, which will link the 1990s extension designed by Richard Rogers with the original 1960s building. More
British firm Allies and Morrison has designed a new city for Oman, which will transform a desert valley into a 624-hectare urban centre over the next 30 years. More
Work has completed on Tribunal de Paris – a tiered skyscraper, designed by Renzo Piano Building Workshop to become the largest law complex in Europe. More
Dutch firm UNStudio has unveiled plans for a "user-oriented" extension to its Kutaisi International Airport terminal in Georgia, featuring a rooftop plaza. More
This detention centre for minors in Marseille offers an alternative to oppressive prison architecture through its muted material palette of natural stone and board-marked concrete. More