At 13 years old, O’Dorney won the 80th Scripps National Spelling Bee and shook hands with then-President George W. Bush in the Oval Office. In 2011, O’Dorney met then-President Barack Obama, this time ...
Three mathematicians show, for the first time, how to form a square with the same area as a circle by cutting them into interchangeable pieces that can be visualized. Around 450 BCE, Anaxagoras of ...