Become a digitalPLUS subscriber. 99¢ for 4 weeks.
EntertainmentFood & DiningBaltimore Diner

Happy Pi Day [Pictures]

Pi DayMaryland Science Center
Pi Day is celebrated around the world on March 14 by mathematicians, math fans and those who love them. This is because Pi, the Greek symbol used in mathematics to represent the ratio of the circumference of a circle to its diameter, is approximately 3.14 -- so March 14. That's how they explain...