![Walkie Talkie skyscraper in London](https://static.dezeen.com/uploads/2015/07/Walkie-Talkie-20-Fenchurch-Street-skyscraper-London_shutterstock_dezeen_1.jpg)
The biggest architecture and design stories on Dezeen this week
This week we reported on the latest controversy to hit Rafael Viñoly's Walkie Talkie skyscraper (pictured) and Pharrell Williams and Zaha Hadid's collaboration for Adidas, and published the first piece in our summer-long series on Postmodernism. Click through for more of the biggest architecture, interiors and design stories from the past seven days.
![David Adjaye pediatric cancer centre in Gahanga Rwanda](https://static.dezeen.com/uploads/2015/07/David-Adjaye-pediatric-cancer-centre-in-Gahanga-Rwanda_dezeen_468c_1.jpg)
David Adjaye revealed plans for a children's cancer treatment centre in Rwanda and Snøhetta designed a cable car and Alpine viewing platform for Bolzano, Italy.
![Sky City Changsha plot repurposed as a fish farm](https://static.dezeen.com/uploads/2015/07/Worlds-tallest-building-proposal-repurposed-fish-farm_dezeen_sq.jpg)
It was revealed that the foundations of a stalled skyscraper in China, which was set to become the world's tallest building, have been repurposed as a fish farm.
![Alejandro Aravena](https://static.dezeen.com/uploads/2015/07/Alejandro-Aravena_dezeen_sq.jpg)
In other architecture news, Chilean architect Alejandro Aravena was appointed as artistic director for next year's Venice Architecture Biennale.
![Postmodernism](https://static.dezeen.com/uploads/2015/07/Postmodernism_composite_dezeen_sq.jpg)
Glenn Adamson, director of New York's Museum of Art and Design, presented a warts-and-all history of Postmodernism as part of our summer-long series on one of the 20th century's most divisive movements.
![Tokyo 2020 Olympics logo](https://static.dezeen.com/uploads/2015/07/Tokyo-2020-Olympics-logo_dezeen.jpg)
Tokyo 2020 Olympic and Paralympic Games organisers unveiled the events' logos and design brand Muji launched a collection of minimally designed kitchen appliances.
![The Clearing, Memorial at Utøya by 3RW](https://static.dezeen.com/uploads/2015/07/The-Clearing-Memorial-at-Utoya-by-3RW_dezeen_sqa.jpg)
A memorial opened for the victims of a terrorist attack that killed 69 people in Norway and Ford announced its development of a night-vision lighting system.
![Shreddies adds pyjamas and jeans to line of fart-neutralising apparel](https://static.dezeen.com/uploads/2015/07/Shreddies-PJs-jeans_dezeen_468_4.jpg)
Popular projects on Dezeen this week included pyjamas designed to stop your farts from smelling, a house reworked to offer its residents uninterrupted views of the Golden Gate Bridge and a low-cost home suitable for a growing family.
![Villa-One-by-EFFEKT_dezeen_sq](https://static.dezeen.com/uploads/2015/07/Villa-One-by-EFFEKT_dezeen_sq.jpg)
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