This time-lapse footage shows the petals atop Atlanta's Mercedes-Benz Stadium, which is hosting the 53rd Super Bowl game today, slide past each other to cover the American football pitch below. More
Giant triangular panels overlap to surround this American football stadium in Atlanta by architecture firm HOK, which has a roof that "opens and closes like a camera aperture". More
Architects office HOK has revealed plans to build a 234-metre-high skyscraper in east London that will segregate private and social apartments (+ slideshow). More
Global architecture firm HOK has created a conceptual proposal for a fleet of drones that would serve as a portable hotel, enabling access to far-flung locales (+ slideshow). More
Global architecture firm HOK and Barcelona-based TAC Arquitectes have won a competition to design a 10,000-seat sports arena next to FC Barcelona's Camp Nou football stadium. More
New York governor Andrew Cuomo has unveiled a plan to restart the long-stalled renovation and expansion of New York City's Pennsylvania Station, the busiest train hub in the US. More
Apple is rumoured to be planning another new campus in California's Silicon Valley – a clover leaf-shaped complex by architectural firm HOK featuring a two-acre roof garden and a sunken amphitheatre (+ slideshow). More
News: Dubai has won the bid to host the World Expo 2020 with a masterplan by architects HOK, beating Zaha Hadid's rival proposal for a lagoon-side park in the Turkish city of Izmir (+ slideshow). More
Architects HOK have released images of their design for a new British Embassy building in Jakarta, Indonesia. More