theperplexedobserver:

10 Awesome Online Classes You Can Take For Free

10. Darwin’s Legacy
9. Astrobiology and Space Exploration
8. Descriptive Introduction to Physics
7. Astronomy 001
6. Earth and Planetary Sciences
5. Frontiers of Biomedical Engineering
4. Cognitive Science
3. Frontiers and Controversies in Astrophysics
2. Science, Magic and Religion
1. Animal Behavior

These courses have been made freely available without registration from universities like Stanford, Yale, U.C. Berkly, UCLA, MIT and many more.

Click here for course descriptions and links to course downloads.