US studio Desai Chia Architecture has overhauled a country home in Long Island, New York, and created an extension that is meant to be an "expressive counterpoint" to the main dwelling. More
A geological-inspired addition to the Natural History museum in New York by US firm Studio Gang has received unanimous approval from the city's Landmarks Preservation Commission. More
This extension to a day-care centre for disabled adults in the Swiss town of Stans has been kitted out with muted red awnings and spiralling pastel-tinged walkways. More
The Natural History Museum in London has won planning permission for a major upgrade of its entrance areas, designed by Niall McLaughlin Architects and landscape firm Kim Wilkie. More
A huge, faceted glass volume sits on the roof of the new headquarters Zaha Hadid Architects has designed for Antwerp's Port Authority (slideshow). More
Atelier Lame has added a steel-framed extension to an old stone house in a Parisian suburb, as part of a renovation that creates ample storage for an avid CD and record collector (+ slideshow). More
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
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
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
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
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
Architecture studio Hayhurst and Co has built a home and studio for leading leather-design duo Whitaker Malem, featuring a steeply stepped roof covered in over 800 plants (+ slideshow). More
Australian architect Matt Gibson used zinc cladding to distinguish this faceted structure from the Edwardian residence it extends (+ movie). More
This extension to a Swiss art museum by Spanish studio Barozzi Veiga features gridded concrete facades and subterranean galleries (+ slideshow). More
Architecture studio Selencky Parsons has extended a typical midcentury end-of-terrace house in southeast London by adding a pair of brick gables that diminish in size like Russian dolls (+ slideshow). More
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
Local firm FABG has made major improvements to the Musée d'art de Joliette outside Montreal, restoring the original building and adding three new volumes to the museum (+ slideshow). More
Porto studio NPS Arquitectos has renovated a pair of matching townhouses and added a contemporary linking building to create a new headquarters for the Portuguese Architectural Association (+ slideshow). More
Panes of transparent and translucent glass create a gridded facade for this photography museum in Albania by Dutch studio Casanova + Hernandez Architects (+ slideshow). More
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