Eratosthenes Measured Earth’s Circumference—Centuries Before Columbus Sailed
Mathematics / Geometry
Eratosthenes (c. 276 – 194 BC) was born more than 2200 years ago in the Greek city of Cyrene, now a city in the North African country of Libya. (The Greek Empire surrounded much of the Mediterranean S continue reading this fact

Perfect Numbers
Mathematics / Number Theory
Some numbers are more special than others. According to Pythagoras (569 BC  475 BC) and Euclid (325 BC  265 BC), some are so special that they called them mystical or perfect numbers. The first per continue reading this fact

Fibonacci Patterns In Nature?
Mathematics / Number Theory
Often it takes a second look to see how mathematical numbers and patterns fit into the natural world. Numbers, after all, are manmade. However some very interesting number patterns underlie some natur continue reading this fact
