50 years after the Metric Conversion Act the U.S. is still stuck in the past using inches, pounds and gallons

December 23, 2025, marks the 50th anniversary of the Metric Conversion Act, designed to bring US weights and measures in line ...
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Why the US clings to inches and pounds while the world goes metric: Key differences between imperial and metric systems explained

When it comes to measurement systems, the world largely follows a single standard: The metric system. Yet, the United States remains one of the few countries that continues to primarily use the ...
Nature

Metric to Inch Conversion

THE readers of the article by Mrs. Anderton and P. H. Bigg on ‘The Yard Unit of Length’ 1 may be interested in the results of an investigation following a discussion on metric to inch conversion. The ...
The Washington Post

U.S. Fails to Take Full Measure of Metrics

KANSAS CITY, Mo. -- If someone built a monument to U.S. metric conversion, it could take the shape of a 2-liter bottle of pop. Funny, huh? Thirty years after the country went metric, and this is all ...
Slate

Death by Inches

In May of 1981, party people gathered for one of the nerdiest soirees ever to grace lower Manhattan. Billed as the “Foot Ball,” the event was an anti-metric shindig. Its revelers—including author Tom ...