After the Walkie Talkie, here is a trio of Trimphones: New York-based architect Daniel Libeskind has unveiled designs for three towers to be built near the new AS Roma football stadium, with the tallest reaching 220 metres in height (+ slideshow). More about Daniel Libeskind plans three angular skyscrapers for Rome
Zaha Hadid has designed her second set of skyscrapers for Australia – a pair of sinuous towers that will be constructed beside the harbour in Gold Coast, Queensland. More about Zaha Hadid proposes a pair of tapered towers for Australia's Gold Coast
Construction work has begun on Foster + Partners' delayed New York tower at 425 Park Avenue (+ slideshow). More about Foster + Partners' New York skyscraper will be first new office tower on Park Avenue in 50 years
Architect Ole Scheeren has unveiled his first solo project outside of Asia – a Vancouver skyscraper that will feature a series of offset apartments protruding from the facade in a cluster of irregularly stacked glass boxes (+ slideshow). More about Ole Scheeren's Vancouver skyscraper will offer a "new typology for vertical living"
BIG has unveiled designs for Two World Trade Center, confirming that the skyscraper's original architect, Foster + Partners, has been ousted (+ slideshow). More about BIG unveils replacement for Foster's Two World Trade Center design
New images show details of the design for the 53W53 residential tower by French architect Jean Nouvel, which will occupy a site adjacent to the Museum of Modern Art on New York's 53rd Street. More about Jean Nouvel's first New York skyscraper will include three floors of MoMA gallery space
American architecture firm SOM has completed work on a controversial 50-storey hotel and condominium tower on a site directly opposite New York's Museum of Modern Art. More about SOM's Baccarat tower in New York overlooks MoMA's sculpture garden
A team of Dutch companies has unveiled a proposal for a huge circular wind turbine that doubles as an apartment block and hotel, and also includes a rollercoaster. More about Designs unveiled for giant Rotterdam wind turbine you could live inside
Architecture firm Studio Gang has unveiled its latest design for a 348-metre-high Chicago skyscraper made up of three towers with zigzagging profiles. More about Studio Gang's riverside skyscraper could be Chicago's third tallest tower
A vision for a skyscraper containing swamps, mountains, glaciers and a jungle has been named the winner in a competition to come up with futuristic ideas for high-rise living. More about Conceptual high-rise containing 11 landscapes wins eVolo Skyscraper Competition
The American architecture studio led by Pritzker Prize-winner Thom Mayne has unveiled its design for a 381-metre-tall mirrored hotel tower in Vals, Switzerland. More about Morphosis unveils plans for "Minimalist" skyscraper next to Zumthor's Therme Vals
A concept for "shadowless" skyscrapers that redirect sunlight to public spaces could work for tall buildings anywhere in the world, say the London designers behind the proposal. More about Shadow-free skyscrapers would redirect the sun's rays to public plazas
British architecture firm Foster + Partners has revealed plans to build an 80-storey skyscraper that is set to become Canada's tallest habitable building. More about Foster + Partners to create Canada's tallest habitable building in Toronto
Oklahoma firm Kinslow, Keith & Todd has presented its vision to build a skyscraper shaped like a tornado on top of a Tulsa parking garage. More about Proposal unveiled for tornado-shaped skyscraper with a revolving rooftop restaurant
Renzo Piano has become the latest architect to contribute a design to the major redevelopment of Sydney's Barangaroo South waterfront (+ movie). More about Renzo Piano joins Rogers Stirk Harbour and Wilkinson Eyre for Sydney harbour overhaul
News: the Egyptian government has revealed plans to construct a 200-metre-high skyscraper modelled on the country's most famous architectural structures. More about Egypt plans pyramid-inspired skyscraper in Cairo
News: residents of one of the tallest residential skyscrapers in the world have been gradually returning to their homes after a fire that caused more than a thousand people to be evacuated. More about Fire devastates Dubai's 336-metre Torch skyscraper
News: images have emerged of a replacement for the stalled Pinnacle skyscraper in London, which will now be demolished following a deal believed to be worth £300 million. More about Leaked designs reveal replacement for London's part-built Pinnacle skyscraper
News: construction is now underway on the 66-storey Telus Sky Tower designed by Bjarke Ingel's firm for Calgary, Canada (+ slideshow). More about BIG's curvaceous Calgary skyscraper breaks ground next to Foster's Bow tower
News: a twin-towered residential development by Foster + Partners is set to become the most cycle-friendly high-rise in London, with one bike parking space per bedroom. More about Foster's London towers to feature one bike parking space per bedroom