In nearly a decade, researches on risk communication have well developed. In this paper, 402 articles from CNKI and 363 articles selected from Risk Analysis (USA) and Journal of Risk Research (EUR) were analyzed, and research method involved quantitative analysis, content analysis and citation graph visualization and so forth. The study describes the basic characteristics of researches on risk communication, research perspectives, priorities and topics. It shows that emotion research in risk communication has been becoming a hot spot. Meanwhile, Country, social and culture should be taken account of emotional guide mechanism.