Scholarly articles are not the only kinds of articles that you might find in the course of your research. You may also encounter articles from popular publications/magazines such as Time Magazine or Scientific American. You may also find articles from trade publications such as Publishers Weekly.
Scholarly articles are not inherently better than other publications, but they are generally more suited to meeting your research needs primarily because they are written by credentialed experts who cite their sources.
Please view the infographic shown below to learn more about the differences between a scholarly journal, popular publication / magazine, and trade publications.
*Tip: You can download the file via the PDF viewer or by clicking on the linked PDF file below the viewer.