From the ancient pyramids of Giza to the farthest edges of black holes, pi has been quietly shaping our understanding of the world. New research reveals that Srinivasa Ramanujan’s century-old formulas ...
Most famous equation: Einstein's E = mc2, which means energy is equal to mass times the speed of light squared. Known digits of pi: More than 105 trillion digits Digits of pi NASA uses for equations: ...