If you find an interesting article, you can use it as your starting point to explore more articles related to the subject. Google Scholar 'Cited by' feature lists all the articles that have used the article as a source:
Use the CRAAP test to quickly evaluate whether a source such as a website or an article, is reliable enough to use for your research. This method focuses on 5 criteria:
Currency: when was the information updated?
Relevance: does the information fit your purpose?
Authority: who is the creator?
Accuracy: is there any evidence?
Purpose: is there bias?