Review articles provide a synopsis of the research in a particular area and can be good for getting an idea for a topic that's been thoroughly researched. These articles have comprehensive bibliographies, so you will have many potentially useful references to pursue. Some databases such as Web of Science allow you to limit your search to reviews. While many research journals publish the occasional review article, there also are "review journals," which publish reviews exclusively. A good place to start searching for review articles is the Annual Reviews: Physical Sciences suite of journals, which includes the following titles.