This week on Dezeen, studios including Adjaye Associates, Morphosis, Studio Fuksas and Coop Himmelb(l)au were named as working on The Line megacity in Saudi Arabia.

In total, 12 architecture studios were named in an exhibition on display in Riyadh dedicated to the 170-kilometre-long megacity, which is currently under construction in Saudi Arabia.

Alongside Adjaye Associates, Morphosis, Studio Fuksas and Coop Himmelb(l)au, this included Pei Cobb Freed & Partners, Tom Wiscombe Architecture, Oyler Wu Collaborative, HOK, Peter Cook's studio CHAP, Delugan Meissl Associated Architects, Studio Fuksas, UNStudio and OMA.

Representatives for OMA and UNStudio told Dezeen that the studios are not working on the project but did participate in a design competition in its early stages.

With insulation continuing to be a hot topic, we spoke to a series of British architects who have recently carried out their own energy-led retrofits to get their opinions.

Effectively retrofitting the UK's ageing housing stock against uncontrolled heat loss will require a "compromise between performance and heritage", said the architects.

In automotive news, Rezvani Motors unveiled a car described as the "world's most aggressive SUV", with a host of security features including electrified door handles and pepper spray-emitting wing mirrors

Looking ahead to the future of driving, a survey conducted by US university MIT found that global adoption of self-driving cars will likely create a major increase in carbon emissions.

With architects, designers and material researchers working to reduce emissions connected with construction, many building materials are being reinvestigated.

We rounded up seven brick alternatives that aim to be more sustainable than traditional clay bricks, which are fired in fossil-powered kilns.

This week, we also spoke to ProxyAddress founder Chris Hildrey, who told Dezeen that architects have a duty to use their skills to solve societal problems.

The British architect founded his company in 2018 with the aim to give people experiencing homelessness a fixed address.

In London, the Tate Modern gallery lost its long-running battle with the residents of the neighbouring Neo Bankside apartments over its viewing platform.

The UK's supreme court ruled that the viewing gallery on top of the museum's Herzog & de Meuron-designed extension invades the privacy of the resident in the RSHP-designed residential tower.

Popular projects on Dezeen this week ranged from a house clad in pearlescent ceramic tiles by Mecanoo to a flood-resilient house in Japan and a pair of rammed-earth villas in Costa Rica.

Our latest lookbooks focused on residential interiors that make the most of narrow spaces and cabins with cosy interiors that frame views of nature.

This week on Dezeen

This week on Dezeen is our regular roundup of the week's top news stories. Subscribe to our newsletters to be sure you don't miss anything.