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 about "The high-rise virus continues to spread" says commenter
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 about Climate change means "whole paradigm has to change" for skyscrapers
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 about Eight trends that have defined the past 20 years of skyscraper design
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 about Eighty four percent of the world's skyscrapers have been built since 9/11
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 about History of the world's tallest skyscrapers
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 about 9/11 led to "a renaissance of tall building design" say skyscraper designers
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 about 9/11 anniversary: how the World Trade Center site was rebuilt
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 about Carlo Ratti Associati designs hydroponic "farmscraper" for Shenzhen
Photographs have revealed Swiss architecture studio Herzog & de Meuron's One Park Drive residential skyscraper nearing completion in Canary Wharf, London. More about Cylindrical skyscraper by Herzog & de Meuron unveiled in Canary Wharf
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 about Six new supertall skyscrapers changing New York's skyline
A 93-storey supertall skyscraper designed by SHoP Architects that is currently under construction has become the tallest building in Brooklyn, New York. More about SHoP's supertall skyscraper 9 DeKalb becomes tallest building in Brooklyn
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 about Visual shows supertall skyscraper designed by OMA for Billionaire's Row in New York
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 about Foster + Partners reveals plans for Greece's tallest skyscraper
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 about Associated Architects designs first "mixed-use net-zero tall-building development in the world" for Birmingham
US architecture studio Morphosis has unveiled the 359-metre-tall Hanking Center supertall skyscraper in Shenzhen, China, which has a detached structural core. More about Morphosis creates asymmetrical supertall skyscraper in Shenzhen
Glass elevators and an observation deck are under construction at the top of Kohn Pedersen Fox's supertall skyscraper One Vanderbilt in New York. More about Kohn Pedersen Fox adding glass elevator to supertall skyscraper in New York
Architecture firm Studio Gang has completed a tiered residential skyscraper with angled glass elements that overlooks Forest Park in St Louis, Missouri. More about Studio Gang designs One Hundred skyscraper with angled facades in St Louis
Scottish architecture practice Kettle Collective has unveiled designs for a 703-metre-high supertall skyscraper in St Petersburg, Russia, which would be the second tallest building in the world. More about Kettle Collective plans to build world's second tallest tower in Russia
British architecture studio HTA Design has completed a two-tower housing scheme in Croydon, south London, which the studio says is the world’s tallest residential modular building. More about HTA Design builds "world's tallest modular housing scheme" in Croydon
Photographer Paul Clemence has captured Central Park Tower, a supertall skyscraper designed by Adrian Smith + Gordon Gill that will be the tallest residential building in the world, as it nears completion in New York. More about Photos show supertall skyscraper Central Park Tower nearing completion in New York