On May 20, 1875, delegates from a group of 17 countries gathered in Paris to sign what may be the most overlooked yet ...

Ancient Greeks developed sophisticated units of measurement ranging from measuring length, distance, volume, and weight of ...

A radical initiative for its time, the Metre Convention ultimately birthed a system of measurement that would transcend ...

The Chessboard of sixty-four squares holds infinite possibilities. It’s a battleground, a thinking space, a work of art. But ...