December 23, 2025, marks the 50th anniversary of the Metric Conversion Act, designed to bring US weights and measures in line ...

Mathematician and author, the Marquis de Condorcet (1743-1794) was an aristocrat who nevertheless embraced the early stage of the French Revolution. Even as the Jacobins hunted him down during the ...

The French government adopted this new metric system on April 7, 1795. A conference including scientists from France, the Netherlands, Switzerland, Denmark, Spain, and Italy worked from 1798 to 1799 ...

Balancing act The two systems of measurement – imperial and metric – are often used together in UK shops. (Courtesy: iStock/Paolo Paradiso) When I was at primary school in the 1960s, measurements were ...

As president of the U.S. Metric Association, Donald Hillger would like to think that his non-profit advocacy group had something to do with presidential candidate Lincoln Chafee's call for America to ...