https://ajoyfulpractice.com/2026/07/05/excerptsrepost-rigid-bodies-i-ii/A Joyful Practiceen2026-07-05T18:49:14+00:00EXCERPTS (repost): “Rigid Bodies I & II”Sir Isaac Newton, Science, history, Books, Edmond Halley, 988, I. Bernard Cohen, Anne Whitman, Julia Budenz, Chuck Close, Huey Lewis, Marc Cohen