This week on Dezeen, German-American architect Helmut Jahn and Art Gensler, co-founder of the world's largest architecture studio, passed away.
Gensler, above, died aged 85 in his sleep at his family home after a long illness. The American architect and interior designer co-founded Gensler, now the world's largest architecture studio, in 1965.
The studio designed large-scale architecture projects, including the 632-metre-high supertall skyscraper the Shanghai Tower, which is the world's second-tallest building.
Gensler also created interiors for brands such as Apple and Gap, as seen in our roundup of eight of the studio's projects.
Architect Helmut Jahn dies in bicycle crash aged 81
Jahn died in a bicycle crash aged 81. The German-American architect was riding his bike near his home when he was struck and killed by two vehicles. Among his most well-known work is the James R Thompson Center in Chicago and United Airlines Terminal One at Chicago's O'Hare airport.
The architect also designed the Sony Centre complex on Potsdamer Platz in Berlin and the Suvarnabhumi Airport in Bangkok.
Plans revealed for Colosseum amphitheatre's retractable floor
The Italian government approved plans to create a remote-controlled retractable floor for the Colosseum arena in Rome.
The floor, which was designed by architecture studio Labics and Fabio Fumagalli with engineering firm Milan Ingegneria, will replace the original Colosseum floor that was removed in the 19th century.
It will be retract...