The Feynman Lectures on Physics

Caltech and The Feynman Lectures Website are pleased to present this online edition of The Feynman Lectures on Physics. Now, anyone with internet access and a web browser can enjoy reading a high-quality up-to-date copy of Feynman's legendary lectures. This edition has been designed for ease of reading on devices of any size or shape; text, figures and equations can all be zoomed without degradation.¹

served by Caltech (generally faster)		served by The Feynman Lectures Website
Volume I mainly mechanics, radiation and heat		Volume I mainly mechanics, radiation and heat

For comments or questions about this edition please contact Michael Gottlieb.

 

 

Richard Feynman, Robert Leighton and Matthew Sands, talking with a teaching assistant after the lecture on The Dependence of Amplitudes on Time,  April 29, 1963.

Photograph by Tom Harvey. Copyright © California Institute of Technology.

Contributions from many parties have enabled and benefitted the creation of the HTML edition of The Feynman Lectures on Physics. We wish to thank

• Carver Mead, for his warm encouragement and generous financial support, without which this edition would have been impossible,
• Thomas Kelleher and Basic Books, for their open-mindedness in allowing this edition to be published free of charge,
• Adam Cochran, for tying up the many slippery loose ends that needed to come together in order for this edition to be realized,
• Alan Rice for his steadfast enthusiasm for this project, and for rallying the support of Caltech's Division of Physics Math and Astronomy ,
• Michael Hartl and Evan Dorn, for the excellent job they did converting Volume I of the FLP LaTeX manuscript into HTML.