British architect Adam Knibb has extended a house in a converted school in Winchester, England, by building a timber box above a seldom-used entryway. More about Adam Knibb builds timber house extension above a driveway
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
This English countryside residence was designed by Gresford Architects to be self-sufficient, but to still look and feel like a traditional, "normal" house (+ slideshow). More about Gresford Architects completes energy-efficient home modelled on a traditional barn
A picturesque lake in Hampshire, England, is the setting for this fisherman's hut by Niall McLaughlin Architects, which can be opened up in summer and battened down in winter (+ slideshow). More about Niall McLaughlin's Hampshire Fishing Hut folds open to allow views right through
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
Stone-filled gabions provide the walls of this police training centre by architecture firm Haverstock, helping it camouflage with the craggy walls of a former quarry in Bristol, England (+ slideshow). More about Haverstock uses stone-filled cages to disguise police shooting range in disused quarry
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
Rem Koolhaas' firm OMA is to build its first major public building in the UK after winning an international competition to design The Factory in Manchester. More about OMA wins competition to design huge Manchester arts venue The Factory
Paris-based ARRO Studio has transformed a 19th-century warehouse into the design studio for British shoe brand Clarks, adding factory-shaped volumes that house meeting rooms and offices (+ slideshow). More about ARRO Studio creates Clarks Originals headquarters within historic warehouse
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
Foster Wilson Architects has converted a heritage-listed church in Bedford, England, into a theatre with a new curved timber and glass foyer bar (+ slideshow). More about Old English church transformed into a theatre by Foster Wilson Architects
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