In today’s world, the European Union is searching for a delicate balance between linguistic integration and diversity. Thanks to international knowledge transmission and exchange as well as co-operation and mobility beyond national boundaries, English has now become the preferred option…

The study of liquid metallic alloys using first principles Molecular Dynamic (MD) requires the knowledge of the liquid phase density that is not easy to obtain experimentally. In this work we calculate the densities for the liquid phase of eutectic…

P>1. A key aspect of the ecology and evolution of adaptive prey responses to predator risk is the timing by which the former develop a defensive trait in response to inducing signals released by the latter. This property, called reactivity,…

L'appropriation culturelle possède une diffusion très large et est un phénomène essentiellement intemporel. L'appropriation culturelle est définie comme «the taking- from a culture that is not one’s own- of intellectual property, cultural expressions or artifacts, history and ways of knowledge»…

We updated the floristic checklist of the Nizanda region, Isthmus of Tehuantepec (southern Mexico), characterized the occurring plant communities based on dominant species, and described the region's flora according to life form, growth form, growth type, and growth habit spectra.…

In a pervasive media and technology landscape that is increasingly global, participatory and connected, one in which learners and teachers can increasingly become creators of knowledge rather than mere consumers of prepared messages and ideas, it is vital for the…

Descripción completa.

Many college students and their families are concerned about the high costs of textbooks. A company called Flat World Knowledge both gives away and sells open-source textbooks in a way it believes to be financially sustainable. This article reports on…

This study examined growth in graphical literacy for students contributing to an online, multimedia, communal environment as they advanced their understanding of biology, history and optics. Their science and history studies started early in Grade 3 and continued to the…

In 1993 Carey and Smith conjectured that the most promising way to boost students’ understanding of the nature of science is a “theory-building approach to teaching about inquiry.” The research reported here tested this conjecture by comparing results from two…