• US buildings kill up to a billion birds a year. These architects want to save them

    Highly transparent glass can lead to devastating collisions. But innovations in design are creating safer skylines – without sacrificing beautyChicago’s 82-story Aqua Tower appears to flutter with the wind. Its unusual, undulating facade has made it one of the most unique features of Chicago’s skyline, distinct from the many right-angled glass towers that surround it.In designing it, the architect Jeanne Gang thought not only about how humans would see it, dancing against the s
  • Buildings kill a billion US birds a year. These architects want to save them

    Highly transparent glass can lead to devastating collisions. But innovations in design are creating safer skylines – without sacrificing beautyChicago’s 82-story Aqua Tower appears to flutter with the wind. Its unusual, undulating facade has made it one of the most unique features of Chicago’s skyline, distinct from the many right-angled glass towers that surround it.In designing it, the architect Jeanne Gang thought not only about how humans would see it, dancing against the s

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