This study examined screen media time usage (SMTU) and its association with personal and socioeconomic factors, as well as the effect of season and type of day, in a Spanish sample of 12-16 year-old school adolescents (N=323). The research design was a cross-sectional survey, in which an interviewer-administered recall questionnaire was used.…

Over the past decade, technology has become increasingly important in the lives of adolescents. As a group, adolescents are heavy users of newer electronic communication forms such as instant messaging, e-mail, and text messaging, as well as communication-oriented Internet sites such as blogs, social networking, and sites for sharing photos and…

The present article scrutinizes the manner with which a group of three postsecondary students (in Quebec, Canada) describe the social actors concerned by the controversy surrounding cellular telephones. The study was conducted on the basis of an ethnographic approach. Participant observation was performed by the researcher for 3 hours during each…

Expressions of time have increasingly infused the rhetorical experience of post-industrial war, especially since 9/11. This essay demonstrates how these "signs of time" operate as one of three tropes: deadline/countdown, infinite/infinitesimal war, and the ticking clock. The persistence of such signs of time in public discourse can be seen as an…

This article takes a "point/counterpoint" approach to considering the educational use of mobile devices. It views the possibilities and problems surrounding the use of small laptops, cellphones, iPhones, etc. Although clear answers to questions regarding the classroom use of digital devices are hard to come by, the authors believe that educators…

Since 2006, blogging has dropped among teens and young adults while simultaneously rising among older adults. As the tools and technology embedded in social networking sites change, and use of the sites continues to grow, youth may be exchanging "macro blogging" for microblogging with status updates. Blogging has declined in popularity among both…

The Mobile Learning Network (MoLeNET) is a unique collaborative approach to encouraging, supporting, expanding and promoting mobile learning, primarily in English post-14 education and training, via supported shared cost mobile learning projects. Collaboration at national level involves participating institutions and the Learning and Skills…

The purpose of this project was to develop a technology that can be used in schools where there are insufficient resources to implement a quality drug prevention program. The specific technology--distance education via teleconferencing--allows a highly qualified teacher to deliver programs in such settings with increased quality. A promising high…

The convergence of web-enabled smartphones, the applications designed for smartphone interfaces, and cloud computing is rapidly changing how people interact with each other and with their environments. The commercial sector has taken the lead in creating mobile websites that leverage the capacities of smartphones, and the academic community has…

Wireless communications are ubiquitous. Students and teachers use iPhones[R], BlackBerrys[R], and other smart phones at home and at work. More than 275 million Americans had cell phones in June of 2009 and expanded access to broadband is predicted this year. Despite the plethora of users, most students and teachers do not understand "how they…

Fiber optics communication technology is a potential competitive alternative to coaxial cable and shielded twisted pairlines as a wide-band communications medium. Pilot demonstrations by public institutions such as the health care delivery system can test the application of this new technology. Fiber optic networks may have the potential to be…

The research program is designed to accomplish two primary objectives: (1) to obtain a basic understanding of the digital encoding algorithm under certain general conditions, and (2) to determine explicitly what kinds of practical digital encoding equipment should be used for the various tasks which require it. In order to accomplish these…

An overview of the Multipoint Distribution Service (MDS), and how millions of people have enjoyed TV programs transmitted from this medium. (Author)

Educational telecommunications and information systems are in various stages of coming into being. Several systems of various types are described, including computer-managed instruction systems, computerized vocational guidance systems, two-way interactive cable systems, educational information systems and videotaping for guidance. (Author)