Databases provide a systematic method of searching for articles, and other documents, on your topic. Some databases include full text of the documents they index but many do not. The top databases for biology are:
Critical thinking skills should be used when deciding whether an article is appropriate to use. Consider:
♦ Type of Publication: Is it a popular magazine or newspaper, a trade journal, or a scholarly journal? (see below)
♦ Purpose: Is the intent to inform, entertain, persuade or educate?
♦ Objectivity: Are various sides or points-of-view represented?
♦ Author: Does the author have expertise on the topic?
♦ Date: Is the information current or timely for your topic?
♦ Bibliography: Are the authors sources of information cited completely.
Types of Periodicals
Periodicals, journals, magazines fall into 'categories' determined by their overall purpose.
Scholarly: Written for researchers, educators, students, authors are other professionals. Articles are reports of original research or other scholarly investigations/discussions.
Trade: Written for individuals in a specific career/job or with a specific interest/hobby. Authors are generally persons working in the field/hobby or journalists with specialized knowledge. Articles discuss current issues but are not reports of research; the focus is on application.
Popular: Written for general public; authors and editors usually journalists--not experts in the subject field; purpose is to provide current, societal/cultural news and discussion.