In 1964, physicist Richard Feynman delivered a series of lectures titled “On the Nature of Physical Law.” Feynman delivered these seven one-hour lectures at Cornell in 1964, and the BBC taped them.

Over the decades, Feynman’s lectures have taken on a legendary status. CORRECTED PER NOTE BELOW: The Caltech lectures were also edited and illustrated to become the basis of one of Feynman’s most ...

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A physics course that hooked a generation reminds us that teachers need support. It’s a 50-year-old physics textbook that runs to 1,500 pages and whose contents were declared a failure by its famous ...