News: architecture firm Snøhetta has unveiled the design for a new staircase linking the existing San Francisco Museum of Modern Art with the 21,000 square-metre extension currently under construction. More about Snøhetta unveils new staircase for San Francisco Museum of Modern Art
The new San Francisco headquarters for photo-sharing website Pinterest is housed in a converted warehouse filled with two-storey white volumes. More about Pinterest's San Francisco headquarters by All of the Above and First Office
A Dutch artist has captured a fluffy white cloud in a beaux-arts style room in San Francisco for the latest in his series of photographs of indoor clouds (+ slideshow + interview). More about Nimbus photography series by Berndnaut Smilde
News: construction has started on a major extension to the San Francisco Museum of Modern Art (SFMOMA), designed by Snøhetta to double the gallery's exhibition and education space. More about San Francisco Museum of Modern Art expansion breaks ground
Reclaimed timber boxes are piled up to the ceiling to create a wall of shelves at the new San Francisco store for skin and haircare brand Aesop (+ slideshow). More about Aesop Fillmore Street by NADAAA
News: San Francisco city chiefs have voted to allow the development of "micro apartments" as small as 20 square metres in an attempt to alleviate the housing shortage in the US city. More about San Francisco city chiefs vote to allow 20-square-metre "micro apartments"
Hundreds of spinning blades reveal the invisible patterns of the wind in American artist Charles Sowers' kinetic installation on the facade of the Randall Museum in San Francisco (+ movie). More about Windswept by Charles Sowers
This rooftop house extension by Californian architects SFOSL has a metal bridge at its entrance and a facade that folds open. More about 20th Street Residence by SFOSL
Slideshow: Californian architects Garcia Tamjidi have completed a studio apartment in San Francisco that looks more like an art gallery or showroom. More about Private Residence by Garcia Tamjidi
Brooklyn artist Mark Reigelman and San Francisco architect Jenny Chapman have installed a wooden hut in an unusual city location – suspended on the side of a San Francisco hotel like a bird box. More about Manifest Destiny! by Mark Reigelman and Jenny Chapman
Norwegian architects Snøhetta have unveiled their design for an extension to the San Francisco Museum of Modern Art (SFMOMA), which will double the gallery's exhibition and education spaces. More about SFMOMA Expansion by Snøhetta
This medical research building at the University of California in San Francisco by Rafael Viñoly Architects projects out from a forest hillside, supported on steel truss stems that fan upwards from the ground. More about Stem Cell Building at UCSFby Rafael Viñoly Architects
San Francisco design collective Grayscaled have designed the interior of a store in San Francisco, California, that sells custom, fixed-gear bicycles. More about Mission Bicycle Store by Grayscaled Design
Hedge Gallery in San Francisco presents Not Furniture, an exhibition of work by American sculptor/designer Forrest Myers. More about Forrest Myers at Hedge Gallery
Architect Stanley Saitowitz designed the interior of Mizu Spa, a day spa in San Francisco. More about Mizu spa by Stanley Saitowitz