During COVID-19 epidemic emergency events, science short videos have played an important role in anti-epidemic in a scientific way with characteristics of timely production, efficient dissemination, diverse forms and focused knowledge. This paper analyzes the communication advantages of science short videos in COVID-19 epidemic, works out their classification and characteristics, clarifies the problems and puts forward suggestions that efforts be further made to perfect production release mechanism, strengthen coordination mechanism of media, institutions and scientists, and improve quality of contents for science short videos to take up more social responsibilities.

science communication  /  short video  /  emergency event  /  COVID-19