Another theory uses trigonometry, positing that the symbol is a mathematical equation that, when solved, can reveal the latitude and longitude of their location and function as a map to escape the ...

What does the Pi symbol mean? There's actually a very interested, complicated explanation behind it that has ties to nature. Read more!

What does the SOS symbol on the iPhone mean? During Thursday's outage, an SOS symbol appeared on the screens of iPhone users with AT&T (in the same place where cell service bars are normally shown).