Since the first Computer and Internet based learning developments, there has been a recurrent idea: the creation of reusable didactic pieces, developed once and used many times in instructional processes, called learning objects. These elements promised to constitute knowledge bases…

Openness in organizations to obtain new ideas or create alternative paths to market, enables the identification of new elements in innovation management. This article sets out how, as of the liberalization of the Information and Communication Technology (ICT) sector in…

A Berg model application for ZrOX thin film deposition by DC reactive sputtering is presented. An alternative treatment to this model is proposed, focused on an engineering point of view. Berg model involves target poisoning as a compound covering a…

In this work we present a theoretical study of the spontaneous capillary flow of a viscous liquid, developed in the gap between a couple of parallel corrugated plates (corrugated Hele-Shaw cell). The periodical corrugation of the interior walls of the…

Se revisan brevemente las razones del porqué el Bienestar animal actualmente es considerado una ciencia que debe ser incluida en el plan de estudios de las escuelas y facultades de Medicina Veterinaria y Zootecnia. Se menciona que los conocimientos actuales…

In the past few years, schools have been looking for options that enable them to raise the quality of education. Technological advances and their amazingly fast evolution, shape in Multimedia Systems (MMS) as the present and future of humanity. For…

Based on a text on Einstein’s theory of relativity, the difference between reading science and doing science is outlined. The complexity of the reading process of scientific literature is also explained through its comprehension, which passes through three phases (reading…

Through a look at the history of archaeological research in Oaxaca, this paper tries to illustrate how traditional paradigms and research methods have contributed to our present state of knowledge. On the other hand it points out how they have…

Scientific knowledge and sociology are directly related to the power of war, but instead of leading us to a positive cultural evolution we have obtained a negative cultural evolution. This is shown by many historical exarnples, but the reacent Gulf…

The purpose of this article is to review recent work in nutritional problems of women and children in developing countries. A selective survey of the present state of knowledge in women's nutrition provides information about factors affecting diet. infant feeding…