A floating window seat, a sunken roof terrace and a basement cinema room feature among the 33 projects shortlisted for Don't Move, Improve 2016 – a competition to find London's best home extensions (+ slideshow). More about London's best new extensions revealed in shortlist for Don't Move, Improve 2016 awards
Studio Egret West has unveiled a "revolutionary new design vision" for London Underground stations of the future (+ slideshow). More about Studio Egret West reveals designs for future London Underground stations
Architecture office NBBJ has unveiled a concept for a series of natural ice rinks on London's River Thames that emerge from below the water's surface. More about Flower-like ice rinks proposed for London's River Thames
London studio Emrys Architects has converted a pair of warehouses in London's Covent Garden into apartments, including a pair of penthouses slotted underneath the original pitched roof (+ slideshow). More about Emrys Architects creates six homes in converted Covent Garden warehouses
Eric Parry Architects has unveiled designs for 1 Undershaft, a 73-storey tower that will be the tallest building in London's financial district. More about Eric Parry Architects unveils tallest tower in City of London
Turrets, setbacks and balconies in an assortment of sizes help to break up the large mass of this housing and supermarket complex in north London by Peter Barber Architects (+ slideshow). More about Peter Barber Architects completes supermarket and housing complex in London's Colindale
In his first solo show in 26 years, artist Michael Craig-Martin presents graphic depictions of three decades of electronic goods at London's Serpentine Gallery (+ slideshow). More about Michael Craig-Martin's Transience exhibition traces the evolution of electronic product design
Will Alsop's studio All Design has unveiled plans to build a skyscraper with a "highly unusual silhouette" beside Damien Hirst's recently completed Newport Street Gallery. More about Will Alsop plans bulging skyscraper next to Damien Hirst's south London gallery
Herzog & de Meuron has unveiled its final design for the revamp of Chelsea FC's London stadium, with a brick and steel addition it describes as a "contemporary sculpted form" (+ slideshow). More about Herzog & de Meuron reveals latest plans for Chelsea football stadium redesign
Dezeen promotion: a new event aiming to unite the disciplines of architecture, art, design, development, property, technology and finance will take place at Somerset House in London from 5 to 12 June 2016. More about ArDe architecture and design event to take place in June 2016 at London's Somerset House
Movie: gallery director Julia Peyton-Jones remembers the challenges involved in creating Álvaro Siza and Eduardo Souto de Moura's complicated, column-less Serpentine Gallery Pavilion. More about Siza and Souto de Moura's 2005 Serpentine Gallery Pavilion was "hugely complicated"
Design collective WMB Studio has created a miniature modular park that monitors air quality and offers plant-covered seating for passersby (+ slideshow). More about Portable "parklet" by WMB Studio adds greenery to London's streets
The RCA is set to expand with another new campus near its existing buildings in Battersea, after the UK government pledged to contribute funding for the project in its autumn spending statement. More about Royal College of Art to build £100 million design and technology campus in south London
Danish firm Bystrup has been selected to design a new pedestrian and cycle bridge across the River Thames in west London – the same day another crossing was unveiled for the other side of the city. More about Bystrup triumphs in Nine Elms to Pimlico bridge contest with "elegant and simple" design
London studio reForm Architects has revealed plans for an opening bridge that would allow both pedestrians and cyclists to travel across the River Thames between Canary Wharf and Rotherhithe (+ movie). More about London's first opening pedestrian and cycle bridge proposed for Canary Wharf
Architects and designers including David Chipperfield, Richard Rogers, Jasper Morrison and Tom Dixon have joined a campaign against plans to move The Cass Faculty of Art, Architecture and Design and cut 19 of its courses. More about Chipperfield and Rogers protest against "destruction" of London design school
After a spate of luxury developments with private suspended swimming pools, developer Guildhouse has announced plans for a Croydon skyscraper with a glass-bottomed pool on the 14th floor that would be open for everyone. More about London's first public suspended swimming pool planned for Croydon
Transport for London has released renderings and a video showing the trains originally designed by Barber and Osgerby for the city's east-west rail link Crossrail (+ movie). More about Transport for London unveils designs for 200-metre-long Crossrail trains
Alexander Martin Architects has added a three-storey extension to a Victorian house in north London, featuring brick walls and a big window facing out to the garden (+ slideshow). More about London house extension by Alexander Martin features a double-height window wall
Studio C102 wants to make going to the gym feel like a night out, so fitted out this London basement with neon lighting, black walls and a pop-up bar (+ slideshow). More about Studio C102 designs underground 1Rebel gym to look like a nightclub