Historian Richard Bulliet on the history of the wheel

From Nine To Noon, 10:08 am on 26 February 2016

Columbia University Historian, Richard W Bulliet has written the book, The Wheel, which traces the history of the invention that changed the world. He begins in 4-thousand BC when wheels were first affixed to axles, through to the caster, a single rotating and pivoting wheel. But he also busts many misconceptions and myths around its invention and use.