Download 1,300 free courses from Stanford, Yale, MIT, Harvard, Berkeley and other great universities to your computer or mobile device. Over 45,000 hours of free audio & video lectures.
Save highlights in Reader View or with our Chrome extension.
This your link? Claim it
Every day we pick 7 links from around the web for you, tailored to your interests.
Or use Twitter, Facebook, Google
Have an account? Sign in
Not on Refind yet? Sign up