Source: South China Morning PostA university that offers a controversial whistling course is in the spotlight after a video of one of its teachers wowing his students with an award-winning whistling technique was posted online.While many have criticised the university for recently offering the unconventional course, it has proved popular among students.Cao Qingyue, who teaches an elective course called “whistling art” at the Qingdao University of Science and Technology in China’s eastern Shandong province, became an immediate…Read More