Objective      To investigate the effect of different anxious emotion on the population cognition in the background of the event of the missing Malaysia Airline MH370.       Methods      We used State-Anxiety Inventory (STAI) and self-developed the Missing Airline MH370 Mass Survey (MAMS) to collect the public attitudes about the event on the network platforms such as Microblog

Wechat

Baidu Post Bar

and so on. The results produced by 617 obtained subjects were analyzed with the software SPSS 18.0.       Results      (1) There was more than 73.3% subjects having emotional response and more than 61.2% subjects showing anxious emotion. (2) There were significant differences in the cognition of “self-relative” objective facts (P0.05) and the artificid cause (might be due to terrorist attack

P0.05). (3) There was significant differences in the cognition of clues (P0.05)

the irrational cause (believing in supernatural power or space

P0.05) and the positive psychological expectation (P0.05).       Conclusion      There is significant effect on the cognition of clues and objective facts in different anxious emotions. The effect of state anxiety is different from the effect of the trait anxiety.