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27 Mar, 2020 You may often see Dr. Tong Shiu Sing of CUHK Physics on the TV screen. Have you ever gone to his class?
In the fourth 'Class Acts' online talk, Dr. Tong will tell us about astronomy, how to detect gravitational waves and how gravitational waves have proved Einstein's general theory of relativity. Register now: https://againstcovid19.cuhk.edu.hk/class-acts-online-talk/
