In June 1792, amidst the chaos of the French Revolution, two intrepid astronomers set out in opposite directions on an extraordinary journey. Starting in Paris,

The story of the creation of the metric system in 1792 traces the endeavors of Delambre and Méchain, the backlash of superstitious contemporaries, and the mist

The Measure of All Things is the astonishing story of one of history's greatest scientific quests, a mission to measure the Earth and define the meter for all n

Discusses the origins of standard units of measurement and how they have changed from ancient times to modern day, and describes systems of measurement, includi