This article presents the life story of "Profile." The story is based on an ethnographic case study that aimed to understand the viewpoints of Profile's new writers and reviewers regarding the role of scientific journals in fostering communities in the knowledge society. To gather information, I relied on personal reflections from my…

The preschool level is often the first formal opportunity for children to experience science. There are many examples of appropriate experiments and scientific experiences aimed at young children, both in Mexico and around the world. Even the formal public preschool program in Mexico includes sections called Academic Training Topics, one of which…

Natural arsenic salts are present in all waters, with natural concentrations of less than 10 parts per billion (ppb). Unfortunately, there is an increasing number of countries where toxic arsenic compounds in groundwater, which is used for drinking and irrigation, have been detected at concentrations above the World Health Organization's…

We selected diabetes mellitus for this laboratory exercise to provide students with an explicit model for scientific research concerning the association between the R230C polymorphism and susceptibility to type 2 diabetes mellitus, which is highly prevalent in the Mexican population. We used a collaborative project-based learning to engage…