US firm Chen + Suchart Studio has renovated and expanded a 1930s dwelling in Phoenix, Arizona, adding a metal-clad volume with a window wall and a pointy roof (+ slideshow). More about Chen + Suchart extends historic Arizona home with metal-clad gabled addition
Dezeen promotion: New London Architecture is now accepting entries for Don't Move, Improve! 2017, a competition to find the best house extensions in London. More about Call for entries to NLA's Don't Move, Improve! awards 2017
Architects office Studioplusthree has overhauled a traditional house in Sydney for a pair of musicians, adding a recycled-brick extension that features a projecting black steel awning. More about Dark-toned extension added to white Federation house in Sydney by Studioplusthree
Colorado architects Studio B have extended a local waterfront home by adding a pair of buildings with different levels of privacy (+ slideshow). More about Studio B adds two separate volumes to Riverside House in Colorado
Northern Ireland studio McGarry-Moon Architects has renovated a historic house in west London, and added a contemporary timber and concrete extension connected by a glass-lined corridor (+ slideshow). More about McGarry-Moon Architects updates Richmond Park gatehouse with contemporary extension
Rhode Island firm 3six0 has converted the garage of a family home to make room for an in-law residence adjacent to the main house (+ slideshow). More about 3six0 creates living annex for elderly in-laws at Rhode Island home
Belgian studio Atelier Tom Vanhee has added two offset gabled volumes onto the side of an existing brick structure near the village of Aartrijke to turn it into a modern home (+ slideshow). More about Atelier Tom Vanhee adds pair of gabled extensions to brick farmhouse in Belgium
Local architecture firm Studio Octopi added this brick and glass extension to a Victorian terrace in west London to improve the connection between the property's reconfigured interior and garden (+ slideshow). More about Studio Octopi adds glass-fronted extension to White Lodge house in London
New York architect Toshiko Mori has renovated and extended a building originally designed by famed Modernist architect Marcel Breuer as a personal residence, connecting two structures with a glass-enclosed staircase (+ slideshow). More about Toshiko Mori expands Marcel Breuer-designed residence with glazed addition
Australian architect Matt Gibson used zinc cladding to distinguish this faceted structure from the Edwardian residence it extends (+ movie). More about Matt Gibson's faceted Shadow House extends an Edwardian home in Melbourne
Kirkwood McCarthy has added a black zinc-clad wing to the rear of a London house, creating a light-filled living space that sits between the garden and a new courtyard. More about Kirkwood McCarthy adds zinc-clad garden wing to north London house
As real-estate prices in New York City continue to soar, Brooklyn residents are using their extra space and relaxed planning restrictions to extend their townhouses and build "quirky" garden studios, according to local architects (+ slideshow). More about "Dream of working from your own backyard in New York" fuels Brooklyn garden studio trend
Australian architect Christopher Polly has added an asymmetric extension to an early 20th-century house in Sydney, creating a bright double-height living space filled with Modernist furniture (+ slideshow). More about Wedge-shaped reading and sleeping nooks feature in Christopher Polly's Sydney extension
Fraher Architects has added a simple extension with a sloping glass roof to an early 19th-century house in London, creating a bright new dining area that opens onto a garden patio (+ slideshow). More about Fraher Architects adds glass-roofed extension to terraced house in London
Archi-Union Architects has added a slatted timber extension on top of an old concrete and brick factory building in Shanghai, turning it into a showroom and workspace for a ceramic artist (+ slideshow). More about Archi-Union Architects transforms abandoned Shanghai warehouse into ceramicist's atelier
New York studio Architensions has enlarged a Brooklyn townhouse by adding two boxy volumes clad in vertical slats of burnt wood (+ slideshow). More about Architensions clads rear facade of historic Brooklyn townhouse in charred wood
Rise Design Studio has added a glazed extension to the rear of a house in London, creating a light-filled kitchen and dining room that opens up to the garden (+ slideshow). More about Rise Design Studio adds glazed extension to north London house
This tall, gabled extension is tucked behind the Victorian frontage of a mid-terrace house in Melbourne's Fitzroy North suburb, and its exterior is clad in pale blue tiles (+ slideshow). More about Pastel blue tiles front gabled extension to a Melbourne house by Dan Gayfer Design
A three-metre-high pivoting glass door protrudes from the sloping roof of this London house extension, which is clad in fibre-cement panels to match a refurbished dormer window (+ slideshow). More about Alma-nac creates huge pivoting door for London house extension
Nimtim Architects created a steeply terraced garden to accommodate this extension to a 1960s house in southeast London, which features parquet flooring and blue-stained woodwork (+ slideshow). More about Herringbone parquet and stained ply cabinetry feature in London extension by Nimtim Architects