Free online knowledge. Finally?

Professor Lewin demonstrates physics of pendulums.

“At 71, Physics Professor Is a Web Star “

Professor Lewin’s videotaped physics lectures, free online on the OpenCourseWare of the Massachusetts Institute of Technology, have won him devotees across the country and beyond who stuff his e-mail in-box with praise.”

The New York Times
Published: December 19, 2007

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