Download or read book Six Not-So-Easy Pieces written by Richard P. Feynman and published by Basic Books. This book was released on 2011-03-22 with total page 184 pages. Available in PDF, EPUB and Kindle. Book excerpt: Six lectures, all regarding the most revolutionary discovery in twentieth-century physics: Einstein's Theory of Relativity. No one--not even Einstein himself--explained these difficult, anti-intuitive concepts more clearly, or with more verve and gusto, than Feynman.