Copyright is a form of legal protection provided to authors. It covers literary, dramatic, musical, artistic, and other intellectual works. Under this protection, the owner of the copyright has the exclusive right to reproduce, distribute, perform, and display the work, as well as prepare derivative works.
Copyright.gov provides details on copyright law.
Intellectual property includes literary works (such as novels, short stories, poems, plays), images, musical compositions, computer programs, artistic works (such as paintings, sculpture, photographs), choreography, films, ads, architectural designs, maps, songs, and websites.
Intellectual property is protected by copyrights, trademarks, and patents.
The doctrine of fair use allows you to reproduce an author's work. This is especially important in the areas of research and education. Fair use is not always clear-cut, but generally these factors are considered in determining whether the use is fair: