As he learned more about science, he heard that the well-known scientist John Tatum was going to give a series of public lectures on natural philosophy (physics).
Inwebisa ulwazi kwawo kwezesayensi, ezwa ukuthi isazi sesayensi esidumile Dzhon Tatum wayezobanika uchungechunge lwezinkulumo zomphakathi ku ifilosofi yemvelo (physics).