This research explores the influence of mass media use and community context on civic engagement. The article presents a multilevel test of print, broadcast, and Internet effects on interpersonal trust and civic participation that acknowledges there are (a) micro-level differences in the motives underlying media use, (b) age-cohort differences in patterns of media use and levels of civic engage...

  Background :People are increasingly interested in health news. As a mass media, the ‘Islamic Republic of Iran Broadcasting’ (IRIB) has the highest number of target audiences. In Iran, some people follow health news via health programs on satellites and other means of communication. However, all of these programs do not live up to the standards of scientific evidence. In this study, we examine...

Considering current controversies regarding the health effects of low doses of ionizing radiation, study of the high background radiation areas such as Ramsar, Iran can help scientists better evaluate the validity of linear no-threshold (LNT) hypothesis. Ramsar is a coastal city in northern Iran with some areas known to have the highest levels of natural background radiation in the world. The m...

Genus Leishmania is a protozoan parasite that causes different severe diseases. Fetal Calf Serum (FCS) is the major part of the Leishmania culture media, for mass cultivation and the most expensive ingredient in these media. In the present work, the efficacy of chicken serum was evaluated in Leishmania culture media. The results indicated that, the (10%) chicken serum enriched culture medium su...

This paper focuses on mass media’s impact on citizens’ confidence in political institutions. Drawing on research within the field of political science that builds on the discrepancy theory from cognitive psychology, the paper argues that citizens’ preferences of how political institutions should work and the outcomes they should produce moderate mass media’s impact. Building on research of medi...

  This study compared the use of interpersonal and mass media channels of communication among rural farmers in Kogi State, Nigeria. The specific objectives were to describe the socio economic characteristics of the farmers, determine the influence of socioeconomic characteristics on the usage of interpersonal and media channels, ascertain farmers’ level of awareness of interpersonal and media c...