David Zwirner Gallery is showing concurrent exhibitions of work by Japanese artist Yayoi Kusama, including her iconic fully-mirrored rooms and spotty spaces, in New York's Chelsea. More about Yayoi Kusama's Infinity Mirror Rooms and polka-dot installations come to New York City
A pouf packed with plants, a faceted flat-packed hideaway and a big ball of twine are among the shelters that Los Angeles-based architects and designers have created for the city's stray cats. More about LA architects design shelters for homeless cats
US architecture firm wHY has developed a proposal for oscillating bicycle and pedestrian pathways along the Manhattan side of the East River. More about wHY proposes undulating park for cyclists and runners along New York's East River
Graduate students at Yale University have completed a prefabricated building in New Haven with two apartments that will be leased to tenants who are experiencing homelessness. More about Yale architecture students create dwelling in Connecticut for the homeless
Walnut cabinetry, sliding doors and industrial steel columns are used to replace walls in this loft in Tribeca, New York, which has been renovated by Brooklyn-based Office of Architecture. More about Office of Architecture swaps walls for walnut furniture in Tribeca apartment
New York firm Barker Freeman Design Office has built a house clad in white cedar that sits directly on the beachin the south of the city. More about BFDO completes wooden Surfboard House near Rockaway Beach
Another mid-century modern building has become a boutique hotel, this time in New Orleans, where troweled concrete and colourful tiles were used to refresh a former motel. More about The Drifter Hotel occupies renovated 1950s New Orleans motel
Deep walls with built-in storage are designed to accommodate an expansive collection of art objects at this renovated apartment by New York City-based MOS Architects. More about "Cabinets of curiosities" define rooms in art collector's apartment by MOS
Architects and preservationists including Robert AM Stern were among those protesting Snøhetta's plans for Philip Johnson's postmodern AT&T Building in New York today. More about Architects protest AT&T Building plans with "Hands off my Johnson" placards
Swiss designer Yves Behar has designed a backpack made from recycled sails for California-based environmental non-profit Sustainable Surf, to raise awareness about protecting the ocean. More about Yves Behar recycles boat sails and wetsuits to produce Deep Blue Bag
Arata Izosaki's Bass Museum project paved the way for future starchitects to work in Miami Beach, says the Japanese architect's contemporary David Gauld, who also credited the Art Basel fair with transforming the city's attitudes towards culture and architecture. More about Isozaki "was the first well-known architect to work in Miami Beach" says protégé David Gauld
The controversial memorial to former US president Dwight D Eisenhower, designed by Frank Gehry, has finally begun construction in Washington DC after years of opposition. More about Frank Gehry's Eisenhower Memorial breaks ground in Washington DC
New York City must provide better protection for cyclists and pedestrians in areas close to busy roads, says a local transportation think tank, following Tuesday's terrorist attack that killed eight. More about Manhattan vehicle attack prompts call for better protection for cyclists and pedestrians
The work of late gay rights activist and politician Harvey Milk will be celebrated in San Francisco's famous Castro District with a large set of ramping steps, designed by US architecture firm Perkins Eastman. More about Gay rights activist Harvey Milk to receive stepped memorial in San Francisco's Castro
Dezeen promotion: architect and designer David Rockwell has used his experience in scenic design to create a range of office furniture for US brand Knoll, which allows companies to quickly reconfigure their workspaces as is often done during a theatre production. More about Knoll's Rockwell Unscripted furniture turns offices into stage sets
For the renovation of contemporary art gallery SITE Santa Fe, New York-based SHoP Architects has added a pair of pointed courtyards wrapped with diamond-patterned perforated aluminium. More about SHoP extends Santa Fe art gallery with folded aluminium corner
New York firm Morris Adjmi Architects has designed a residential tower for the city's NoMad district, with a window pattern that becomes more decorative towards its top. More about Morris Adjmi designs skyscraper with lancet windows for New York City
Boston has launched a plan to prevent flooding in its most vulnerable waterfront neighbourhoods, becoming the latest US city to respond to the threat of rising sea levels. More about Boston responds to climate change with elevated parks and flood barriers
Several campaigns and protests have been organised to prevent Snøhetta's overhaul of Philip Johnson's postmodern AT&T Building in New York, which has been described as "vandalism" by Guardian critic Oliver Wainwright. More about Snøhetta proposal for Philip Johnson's AT&T Building triggers outcry
Swiss architect Peter Zumthor has produced an updated image set for his expansion of the Los Angeles County Museum of Art, which recently received a major financial donation. More about Peter Zumthor releases latest LACMA renderings after 0 million funding boost