網路帶動兩岸新一波的科普運動。本研究以《果殼網》和《泛科學網》為例，分析兩岸科普網特色及影響其傳播效果的因素。研究發現，兩科普網的科學主題、生動性、互動性及可信度都有顯著差異。《果殼》偏重生醫及地科，《泛科學》重視物理、數學及資訊，反映兩地學科發展的不同。《泛科學》更具生動性、更重視多元意見，《果殼》有較高互動性，反映不同經營模式及兩岸公民社會不同進程。科普網的生動性與可信度皆可預測讀者的分享數。

The Internet has brought up a new wave of scientific popularization movement across the Taiwan Strait. This study takes Guokr.com (the Mainland China) and PanSci.tw (Taiwan) as examples and analyzes the features of the two science communication websites and effects of the features on science communication process. Results show that articles posted on the two websites differ significantly on science themes, headline vividness, article vividness, interactivity and credibility. Guokr.com is more concerned about biology, medicine, and earth science, and PanSci.tw is more concerned about physics, mathematics, and information science. These reflect the different development of subjects in the two societies. Articles and headlines on PanSci.tw are more vivid and emphasize more diverse opinions, whereas authors on Guokr.com are more interactive. Results are related to the different management models and the different progress of their respective civil societies. Also, vividness and credibility of articles on both websites predict readers’ share times.