How to Measure the Earth’s Radius With Legos

Make sure your angles are in units of radians (not degrees), where 2π radians = 360 degrees. But after that you will get the ...

Ramanujan’s 100-Year-Old Pi Formula That Hides the Secrets of the Universe

A new study reveals that Srinivasa Ramanujan’s century-old formulas for calculating pi unexpectedly emerge within modern theories of critical phenomena, turbulence, and black holes. In school, many of ...
IFLScience

Why NASA Only Uses A Handful Of The 62.8 Trillion Known Digits Of Pi In Its Calculations

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...
IFLScience

How Eratos­thenes Measured The Earth's Circumference With A Stick In 240 BCE, At An Astonishing 38,624 Kilometers

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...