Here are some basic tips for reading (and understanding!) an research article
Abstract (summary of the whole article)
Introduction (why they did the research)
Methodology (how they did the research)
Results (what happened)
Discussion (what the results mean)
Conclusion (what they learned)
References (whose research they read)
While not specifically Psychology focused, these databases contain content related to Psychology. If your research topic falls between disciplines, try these to find unique articles and related research materials.