In the top 10 Chinese popular science events of 2008, about half have close ties with public life. And the rise of the notion of “the popular science of public event” favors the enhancement of the relativeness, the effectiveness and the cutting-edge of the tradition popular science content, enhances the public's interest in and attention to the science communication and the popularization, impels the public's initiative and enthusiasm in participating the process of popular science, and consolidates science communication's effect. From the angles of “risk society”, the social organic construction of “national innovation system” and the breaking away from the principle of “the secular carelessness” by public event and so on, the analysis is done on the formation mechanism of the popular science of public event. The article also presents some considerations on the influence of the popular science of the public event on the contemporary science communication.

public events  /  popular science  /  science communication  /  mechanism