Carl Sagan was easily one of the top 5 communicators of all time.
This clip where he explains why we can believe in the 4th dimension only using paper and an apple is pure genius.
Discussion
One of my first professors was a trained NASA astronaut & used pizza analogies for every. single. class. lol
Great teachers live with us forever.
The coolest analogy was explaining the aphelion, perihelion: one of my favorite words to use - “exoplanet,” the list goes on lol
