The United States is known for sticking to miles, pounds, and gallons, but behind the scenes, those units are actually defined using the metric system. Even official standards and measurements trace ...

I was working in my shop one day when a cut came out slightly off, but I couldn’t tell with the naked eye. I had to break out my calipers to find out what the problem was, and it was less than 0.05 of ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American I’ve met a lot of people and learned a lot ...

Here’s a good trivia question: What are the only 3 countries in the world that do not use the metric system? Everybody knows the good ol’ hard headed USA is in there, but the other two? How about ...

1 In late 1975, President Gerald Ford had a unique vision for making America great again. He wanted to embrace a French invention – one that Thomas Jefferson himself had championed. He wanted America ...

The Metric Marvels is a series of seven animated educational shorts featuring songs about meters, liters, Celsius, and grams, designed to teach American children how to use the metric system. They ...