People are still up in the air as to whether or not the Egyptians were in contact with extraterrestrials who may have lent a hand (or whatever they had as appendages) with the Pyramids. Either way, one thing is undisputed: the Egyptians’ grasp of mathematics was crazy advanced. As it turns out, one of the most familiar hieroglyphs, the Eye of Horus, is a mathematical equation presented as art. Who knew? Apparently, using pictograms to express numerical units is more intuitive/user-friendly for most of us.
io9.com breaks it down: This Egyptian Symbol is Actually a Math Equation
(Top half image: Jose Ignacio Soto/Shutterstock.com)