Categories Maps A map of physics Post author By Dan Post date January 19, 2015 A map published by Bernard Porter in 1939 depicting physics as a landmass through which several rivers corresponding to the main branches (light, sound, heat, etc.) run and converge into one. via Kottke Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Tumblr (Opens in new window)Click to email this to a friend (Opens in new window) Tags maps, physics ← Gall-Peters Projection → 2014 Annual Report