Articles are an excellent source for
Each article type has its strengths and weaknesses depending on your information need.
Most scientific research articles follow a specific format called IMRaD (Introduction, Methods, Results, Discussion). Each section has a specific role.
Google Scholar is a useful way to do a broad search and see what's available on your topic. However, it doesn't directly provide access to the full-text of articles, and you will often hit paywalls.
It's possible to configure Google Scholar so that you can use it to search, but then use the Library's databases to access full text when it's available. You'll see a "Get It @ Bradley" link to the right of your results when this option is available. The handout linked below shows the steps to set this up in Google Scholar.