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Use the search box at the top of the library homepage to find books and book chapters. Click the Books tab and enter your keywords to search. Check the Description and Summary to see if there are chapters of interest.
While the library databases do contain some newspapers and magazines, Google is a great place to find popular sources. Just be sure to investigate the source of the information and make sure it's credible. An easy way to do this is to just open up a new tab and Google the source!