This week on Dezeen, Japanese studio Nikken Sekkei unveiled a skyscraper in Dubai that includes the world's longest cantilever.
Measuring 67.5 metres, the cantilever projects out from a link connecting two skyscrapers at the One Za'abeel development in Dubai.
The cantilever is one metre longer than the 66.5-metre-long observation deck at Marina Bay Sands in Singapore, making it the longest in the world.
Renders of KPF's 520 Fifth Avenue supertall skyscraper were revealed
In New York, two skyscrapers were in the news with Skidmore, Owings & Merrill's 285-metre-high Two Manhattan West skyscraper completing in Midtown Manhattan.
KPF, meanwhile, released images of the 520 Fifth Avenue supertall skyscraper (above), which is under construction nearby and will be wrapped in arched windows. NASA unveiled its "quiet supersonic" jet
In design news, NASA and Lockheed Martin presented its "quiet supersonic" jet for the first time.
Designed to have a cruising speed of 925 miles per hour, the distinctive form of the X-59 supersonic jet was created to reduce the noise created by sonic booms.
The first full-height wooden wind turbine started turning
Also this week, the first full-height timber wind turbine, which has a tower built by wood technology company Modvion, started turning in Sweden.
At 105 metres tall, the tower was made from a type of mass-timber called laminated veneer lumber (LVL), while its rotor blades and generator hub were made of conventional ma...