It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Fair Use - Defines what the fair use doctrine is. Also provides information and resources related to fair use.
Public Domain - Definition of public domain, as well as information and resources.
Frequently Asked Questions - Frequently asked questions about copyright, fair use, citing sources, public domain, etc. If you want to know if you can use a picture, YouTube video, or article, check here first.