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If annotations aren’t working use the links below! CGPGrey: http://www.youtube.com/watch?v=rNu8XDBSn10 /Tom: http://youtube.com/tom Where’s My Challenge: http://www.youtube.com/user/WheresMyChallenge#p/u/2/GnH2AJxU4jk History of our solar system: http://en.wikipedia.org/wiki/Solar_nebula Earth and Theia Collision animation: http://www.youtube.com/watch?v=IO45ZiGql8E Theia: http://en.wikipedia.org/wiki/Theia_%28planet%29#Theia Collecting Moon Rocks raw video: http://www.youtube.com/watch?v=WJTgc7w8wf0 Plate Techtonics through time: http://www.youtube.com/watch?v=NYbTNFN3NBo Pangea vid 1: http://www.youtube.com/watch?v=RuScA58BgRE Other supercontinents in history: http://en.wikipedia.org/wiki/Supercontinent