Databases are great places to find scholarly journal articles - including those that are peer-reviewed - on different topics. Here are a few databases where you can find articles on math, physics, computer science and related subjects.
A very large general academic database covering a broad range of topics. It includes a mix of magazine and journal articles. Many items are full text.
Covers over 8,000 journals from all fields of study. It includes a mix of magazine and journal articles.
Topic overviews on science topics with content pulled from reference books, biographies, periodicals, and images banks.