We have developed and assessed a multiauthor science blog on the topic of nanotechnology and sustainability as a tool to improve the written communication and public engagement skills of graduate students. Focus group studies revealed that after participation in the blog, student authors felt more confident and capable of communicating technical…

Wikis are gaining popularity in classrooms because of their many benefits. Despite these benefits, there is a shortage of empirical data regarding their effectiveness in increasing knowledge. This study examined (a) the effectiveness of creating/developing/using a wiki to increase knowledge of Web 2.0 tools for 103 preservice teachers; (b) their…