New details about the future tallest residential building on Earth have been released, along with an updated rendering showing the supertall skyscraper towering over New York City. More
New renderings have been released of American-German architect Helmut Jahn's tower for Chicago's South Loop, as preparations for construction begin and sales of its luxury condominiums get ready to open. More
San Francisco's sinking skyscraper has descended another inch, but engineers have come up with a potential fix. More
The Wilshire Grand Center, America's tallest building west of the Mississippi River, has officially opened in Los Angeles. More
Architecture studio Hollwich Kushner has remodelled New York's art-deco buildings, including the Empire State Building and the Chrysler Building, to show what the iconic landmarks might look like if built today. More
Amsterdam-based studio Concrete has completed an apartment tower across from Manhattan that features a range of unusual amenities, including a "creative lab", and a residency program for scientists and artists. More
Early renderings have emerged of The Wall Street Tower, a 61-storey skyscraper designed by British architect David Adjaye for Downtown Manhattan. More
A conceptual scheme by a team of South Korean designers calls for inserting towers within the hollowed-out trunks of giant sequoias in the western US. More
US firm Goettsch Partners has completed a glass skyscraper with a compact footprint, which responds to its placement next to active train tracks and the Chicago River. More
This conceptual scheme by designers Beomki Lee and Chang Kyu Lee calls for using vacant airspace over existing New York buildings to create affordable apartments and public areas. More
A transparent portion of a swimming pool atop a high-rise development in Houston, Texas, projects outward so brave residents can view both the skyline in front and the ground 40 storeys below. More
These images offer a peek at amenity spaces available to residents moving into Herzog & de Meuron's recently completed skyscraper in Tribeca, New York. More
US firm SHoP Architects has completed a pair of skyscrapers that feature copper cladding, bent silhouettes and a skybridge suspended more than 90 metres above the ground. More
A glimpse at the future of LA shows a growing number of skyscrapers that will spread southwest from the Downtown cluster. More
A supertall skyscraper, designed by Zaha Hadid Architects and developed by the family of Donald Trump's son-in-law, has been proposed for Midtown Manhattan. More
In response to the swathe of supertall luxury residential towers rising in New York, local studio Oiio has proposed a conceptual skyscraper that loops over to boast length rather than height. More
International architecture firm Kohn Pedersen Fox has revealed plans for a supertall skyscraper in Miami, which will match Foster + Partners' twin towers at the city's maximum height limit. More
Another skyscraper is set for San Francisco's SoMa district, this time by Italian architect Renzo Piano. More
The stacked-blocked form of Herzog & de Meuron's residential tower in Tribeca, New York, is shown in these images by photographers Hufton + Crow. More
This mixed-use building by American firm FXFOWLE consists of a shard-like tower that juts out above Manhattan's low-rise Chelsea neighbourhood. More