Letters to the Future An Essay from Field Notes on Science and Nature by John D. Perrine & James L. Patton The lapse of many yearsThe Grinnell SystemJim's systemJohn's systemRecord them all+3 More
The Incompatible Food Triad An Idea www.georgehart.com Can you find three foods such that all three do not go together (by any reasonable definition of foods "going together") but every pair of them does go together? food