Contents 自序 前言 List of Figures List of Tables PartⅠ Foundations Chapterl Introduction 3 1.1 Saence news as a type of popularization 3 1.2 Science news in web 2.0 6 1.2.1 Institutions and science news 6 1.2.2 Hypermodalscience news 9 1.2.3 Science news from institutional and mass media websites 10 1.3 A brief review of studies on science news 18 1.4 Theoretical lens into online science news 19 1.5 0verview of the book 21 Chapter2 Science News as Popularization 22 2.2 Historical context 22 2.2 1 From popularization to marketization 23 2.2 2 From deficit to democracy 31 2.2 3 The status quo: Online science news 33 2.3 Saence news as genre:Relating context to text 35 2.3 1 Science news in the genre colony of science 36 2.3 2 Science news as hard news 38 2.3 3 Press release as news 41 Chapter3 Analytical Frameworks 47 3.1 Introduction 47 3.2 Theoretical foundations: Systemic Functional Multimodal Discourse 3.2.1 Stratification and realization 49 3.2.2 Gener 52 3.2.3 Metafunctional diversificatio 71 3.2.4 Semogenesis 75 3.3 Data 77 3.3.1 Data selection 77 3.3.2 Data collection 78 PartⅡ The Text: A Synchronic Perspective Chapter4 Hyperlinks in Online Science News 85 4.1 Introduction 85 4.2 Hyperlinks and approaches to hyperlink studies 87 4.3 Hyperlinks for analysis 90 4.4 Functions of hyperlinks in online science news 91 4.4.1 Categories ofhyperlinks 91 4.4.2 Utilization of hyperlinks in online science news 93 4.5 Discussion:Hyperlinks for marketization 102 4.6 Conclusion 104 Chapter5 Images in Online Science News 107 5.1 Introduction 107 5.2 Images in science popularizations 109 5.3 A soaal semiotic framework for analyzing images in online 5.4 Analysis with the multimodal framework 112 5.4.1 Image type 113 5.4.2 Image source 117 5.4.3 Image size 119 5.4.4 Location ofimages in the webpage 120 5.4.5 Image content 122 PartⅢ The Text: A Diachronic Perspective Chapter6 The Evolving Homepage: Towards Visual Forms of Address 137 6.1 Introduction 137 6.2 Generic components of Facebook post of Futurity 140 6.3 The evolving Futurity homepage 142 6.3.1 Image 142 6.3.2 Color 146 6.3.3 Font and composition 149 6.4 Conclusion 150 Chapter7 The Evolving News Page: Towards a 'Scifopost 153 7.1 Introduction: An overview of theevolving news page 153 7.2 Intersemiotic relations of the hypermodal nuclei 156 7.3 Generic components of the hypermodal nucleus 159 7.3.1 The headline and image 159 7.3.2 The university attribution 162 7.3.3 The lead and the caption 162 7.3.4 The socialmedia sharing 165 7.4 Conclusion 166 PartⅣ Final Words Chapter 8 Conclusion 171 References 175 Appendix Sources of the News 194 Index 211
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