06:09
Making the Pieces Fit: Alfred Wegener and Continental Drift
Alfred Wegener proposed the idea of continental drift to explain the jigsaw puzzle fit of the continents. Wegner argued that the continents had all been joined together at one time as a super continent he called Pangaea. Wegener's ideas were initial...
01:31
Making the Pieces Fit: Coastlines and Jigsaw Puzzles
The scientific work that would eventually lead to the Theory of Plate Tectonics began with observations that the coastlines of Africa and South America are strikingly similar.