There are a few ways to search for articles:
OneSearch provides you with the opportunity to search through all our library's databases, all at once!
NC LIVE is typically your best bet for finding academic research, offering journal articles and research material in most major academic subjects
JSTOR is a great multidisciplinary database, particularly for the humanities.
Already know your topic, feel like the your searches are too broad? You can search subject-specific databases for a more targeted search.