"Review articles" are a type of scholarly article that gives a bird's eye view of the latest developments in a field or niche within a field. They can help provide background information or context that helps in learning about a specific field of research. Plus they can contain a valuable bibliography.
The titles of these articles often have a more generic quality than the titles of articles reporting very specific research findings. For example, compare these titles:
Which sounds more like a review article?
After doing a search in a library database, scan over the results for items that look as if they will provide a review of a field.
A more systematic way to search for review articles is to look for the ability to restrict to review articles in the databases you use, typically through using a filter.
Another source (among others!) of review articles is the following database, which is dedicated to this type of article. Sort the search results in descending date order so you see the most recent articles for your topic.