David Adjaye's upside-down supertall skyscraper proposal for New York has raised eyebrows, but it's not the only tall building that increases in size as it rises. Here is a roundup of 10 other top-heavy buildings. More
In this week's comments update, readers are debating Kengo Kuma's plans for a contemporary entrance at Angers Cathedral, France, and discussing other top stories. More
Büro Ole Scheeren's residential Fifteen Fifteen skyscraper in Vancouver, which will have a distinctive form with numerous stacked boxy volumes, has taken a step closer to reality as apartment pre-sales begin. More
Architecture studio Adjaye Associates has designed a supertall skyscraper in New York, which has a series of cantilevers to give it a dramatic form. More
An observation deck featuring glass elevators and "levitation" boxes is due to open next month at the top of KPF's One Vanderbilt supertall skyscraper in Midtown Manhattan. More
Hundreds of migrating birds have died this week in New York City after crashing into glass skyscrapers, according to local organisation NYC Audubon. More
In this week's comments update, readers are debating the surge of skyscrapers being built despite the terrorist attack on the World Trade Center 20 years ago and discussing other top stories. More
The attack on the World Trade Center 20 years ago had a significant impact on skyscraper design. Continuing our 9/11 anniversary series, we look at how skyscrapers will change over the next two decades. More
From glass facades to vertical farms, we take a look at some of the trends that have influenced the past two decades of skyscraper design as part of our 9/11 anniversary series. More
The Council on Tall Buildings and Urban Habitat has revealed that 84 per cent of the world's skyscrapers over 200 metres have been built in the past 20 years. More
The World Trade Center was once the tallest building on the planet. Continuing our series marking the 20th anniversary of 9/11, we look at its place in the history of the world’s tallest skyscrapers. More
The terrorist attacks on the World Trade Center threw the safety of skyscrapers into the spotlight, but since then they have become taller and more ambitious. As part of our 9/11 anniversary series, we look at how skyscraper design has changed over the past 20 years. More
Next Saturday marks 20 years since the world was traumatised by the 9/11 terrorist attack on the World Trade Center. In the first piece of our series marking the anniversary of the attack, we look at how the site was rebuilt. More
Carlo Ratti Associati has unveiled plans to build a 218-metre-tall skyscraper in China that would grow crops using hydroponics, as well as contain spaces for selling and consuming the produce. More
Photographs have revealed Swiss architecture studio Herzog & de Meuron's One Park Drive residential skyscraper nearing completion in Canary Wharf, London. More
Here are six supertall skyscrapers – buildings over 300 metres – that have recently completed, topped out or broken records, changing the New York skyline forever. More
A 93-storey supertall skyscraper designed by SHoP Architects that is currently under construction has become the tallest building in Brooklyn, New York. More
A render produced by architecture firm OMA shows a proposed supertall skyscraper called 41-47 West 57th Street joining the cluster dubbed Billionaire's Row in New York. More
UK studio Foster + Partners has unveiled designs for a skyscraper near Athens named Marina Tower, which will be covered in plants and become the tallest building in Greece. More
Associated Architects has unveiled plans for Curzon Wharf, a 53-storey development in Birmingham, UK, that it claims will be the first skyscraper to produce no net emissions in operation. More