March 14 is celebrated as Pi Day. Not the Lemon Pie or the Pumpkin Pie Day.The day of 3.14. The third month of the year on the fourteenth day of the month – 3.14. So, on this Pi Day, let us take a look at India’s Pi connection. Many know ancient Indian mathematician and astronomer, Aryabhata for his concept of zero to the world. A lesser-known fact perhaps is his work on the discovery of pi (π). To know more, watch!