Aired: Sep 22, 2018Equator: A New World View
Season 1 Episode 12
The equinox, a rare occurrence where day and night are of equal length, takes place when the sun is directly overhead at the equator, resulting in no shadows being cast.

The equinox, a rare occurrence where day and night are of equal length, takes place when the sun is directly overhead at the equator, resulting in no shadows being cast.
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