December 23, 2025, marks the 50th anniversary of the Metric Conversion Act, designed to bring US weights and measures in line with the rest of the world. The United States is one of the last holdouts ...

Expats and tourists from the United States come to Costa Rica with a handicap. While most of the rest of the world, including Costa Rica, is using the metric system, the U.S., despite several efforts ...

Have you ever noticed that systems of measurement tends to change when you leave the United States? Weight is typically measured in kilograms instead of pounds, distance is measured in kilometers over ...

Add Yahoo as a preferred source to see more of our stories on Google. When Sally Mitchell, a science teacher at East Syracuse Minoa Central High in Syracuse, New York, spoke to a group of students at ...

In the supermarket, on the street and in bars, Europeans have long thought in units of 10 — fruit is weighed by the kilo, beverages dispensed by fractions of a liter and distances marked off in meters ...

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 ...

As presidential candidates attempt to win the Latino vote, the labor vote and the women's vote, Lincoln Chafee, the ex-governor and senator from Rhode Island, seems to be going for the pro-metric vote ...