This week on Dezeen, Brad Pitt's architecture charity Make It Right was threatened with a lawsuit, while Gwyneth Paltrow's lifestyle brand Goop launched its first furniture and homeware collection.

Make It Right, the non-profit housing charity launched by Pitt to rehabilitate a district of New Orleans devastated by Hurricane Katrina, faced criticism for reported water leaks, black mould, foundation issues and ill health.

Meanwhile his former partner Gwyneth Paltrow debuted a collection inspired by mid-century Italian and modernist design, under her Goop brand.

In other celebrity news, tennis player Rafael Nadal made an impact by wearing a Nike vest that helps to cools an athlete's body during training sessions for the US Open.

Also this week, the US Armed Forces 3D printed an army barracks out of concrete in Illinois, USA, in less than two days, while an entertainment complex in Stockport, England, was named the UK's worst new building from the past year.

In more architecture news, Facebook revealed the extension to its Silicon Valley headquarters, designed by Frank Gehry. According to the architect, the project demonstrates a "new kind of architecture".

This week also saw The American Society of Landscape Architects announce the top new landscape projects in the US, including a remote art centre in Montana, the bustling Chicago Riverwalk, and an 85-acre park along the Brooklyn waterfront.

The second edition of London Design Biennale opened to the public this week at Somerset House. We revealed 10 of the best installations, including a condensation-covered wall to a skeletal house made of white rods, picked by design editor Augusta Pownall.

We also published an interview with Fabien Riggall, founder of London's Secret Cinema, about how he has used architecture and design to create a new way to experience film.

IKEA announced that head of design Marcus Engman – the man responsible for transforming the flat-pack furniture company into a design force – will be leaving the company next month to focus on his own business.

Also, fashion designer Hussein Chalayan was named as recipient of this year's London Design Medal.

Digital studio Hello Velocity revealed a typeface made using the trademarks of popular brands including Facebook, Netflix and Amazon.

Meanwhile, fashion brand Céline removed the accent from its name – a move implemented by new artistic and creative director Hedi Slimane.

In technology, Jaguar Land Rover launched a self-driving car with eyes that communicate with pedestrians.

Also, Chinese company Mobike announced it is withdrawing its fleet of dockless bicycles from Manchester, citing "increased bike losses due to theft and vandalism in the city" as the cause.

Popular projects on Dezeen this week included Brazilian firm Solo Arquitetos's self-designed office, Katsutoshi Sasaki's minimalist home, and Collective Office founder Jeff Klymson's office-cum-residence.