News: One World Trade Center in New York has been officially declared tallest building in the western hemisphere, following a debate over whether the spire can contribute to its overall height. More about One World Trade Center named tallest skyscraper in western hemisphere
Here are two new images of Zaha Hadid Architects' proposed 215-metre-high residential skyscraper for Miami. More about One Thousand Museum by Zaha Hadid Architects
New images have been released showing Herzog & de Meuron's Jade Signature residential tower for Miami - including the first full-height rendering of the 198 metre-high building. More about Jade Signature by Herzog & de Meuron
News: Google Street View has captured the inside of its first skyscraper, the Burj Khalifa in Dubai, allowing users to virtually explore the tallest building in the world. More about Google Street View captures inside the world's tallest skyscraper
News: developers have released images of a 57-storey residential tower designed by Herzog & de Meuron for Miami. More about Herzog & de Meuron to design residential tower in Miami
News: developers have unveiled images of Zaha Hadid Architects' proposed 60-storey residential skyscraper in Miami, USA (+ slideshow). More about Zaha Hadid's Miami skyscraper revealed
News: One World Trade Center in New York has become the world's third-tallest building after topping out at a height of 541 metres. More about One World Trade Center tops out
News: New York mayor Michael Bloomberg will today lead the groundbreaking ceremony for the world's tallest modular building, a 32-storey residential tower in Brooklyn's Atlantic Yards development by Manhattan-based firm SHoP Architects. More about World's tallest modular building breaks ground in New York
Danish studio BIG has unveiled plans for two twisted apartment blocks in Coconut Grove, Miami (+ slideshow). More about The Grove at Grand Bay by BIG
News: construction is set to recommence on 56 Leonard Street, a 250-metre-high residential tower in New York designed by architects Herzog & de Meuron and dubbed the "Jenga building". More about Work to restart on Herzog & de Meuron's stalled "Jenga building"
News: Foster + Partners has won a competition to design a 200-metre skyscraper for collapsed investment bank Lehman Brothers Holdings and partner L&L Holding Company on Park Avenue in New York. More about Foster + Partners to build Park Avenue skyscraper for Lehman Brothers
Israeli architect Moshe Safdie has designed a skyscraper for Sri Lanka comprising one tower slumped against another. More about Colombo Residential Development by Moshe Safdie
Skyscrapers in Seoul: this skyscraper with a pointy midriff is the second of two stories about buildings designed for the Yongsan International Business District in Seoul, South Korea, by architect Daniel Libeskind. More about Harmony Tower by Studio Daniel Libeskind
Skyscrapers in Seoul: the first of two stories about buildings that architect Daniel Libeskind has designed for the Yongsan International Business District that he masterplanned for Seoul, South Korea, features three towers inspired by the movements of a Korean Buddhist dance. More about Dancing Towers by Studio Daniel Libeskind
Architect Daniel Libeskind has completed a family of curved towers beside a bay in Singapore. More about Reflections at Keppel Bay by Daniel Libeskind
Frank Gehry's residential skyscraper, New York by Gehry, is nearly complete. More about New York by Gehry
Photographer Philippe Ruault has sent us his photographs of the newly-completed 100 11th Avenue by French architect Jean Nouvel, an apartment block in Chelsea, New York, with every glass panel of the curtain wall tilted at a different angle. More about 100 11th Avenue by Jean Nouvel
San Francisco architects IwamotoScott have completed a design study for a tower (above, right) straddling a street in Lower Manhattan, New York City. More about Edgar Street Towers by IwamotoScott
Steven Holl Architects of New York have won a competition to design a major urban quarter on a former industrial site beside a lake at Hangzhou, China. More about International Tourism Complex Hangzhou by Steven Holl Architects
Work has started on the construction of 56 Leonard Street, a 56-storey residential tower in New York designed by architects Herzog & de Meuron. More about 56 Leonard Street by Herzog & de Meuron