Copyright does not last forever. When it ends, the work enters the public domain. But the rules vary depending on when and how the work was published.
🧠 Tip: Use one of these tools to check whether a work is likely in the public domain.
✅ Yes! Works in the public domain are free to use, copy, adapt, and share without seeking permission.
💡 Tip: Even when using public domain materials, it's good academic practice to give credit, especially in student work, publications, or instructional materials.
Note: Not all content that appears “old” is public domain. Always verify a work’s status if you're unsure.
💡 Tip: Many libraries and cultural institutions offer free access to public domain works. NWACC Library maintains a list of tools to help you locate usable materials for instruction, multimedia, or student projects.