Americans have long used diverse weights and measures, reflecting their diverse origins. From colonial times, converting from one unit to another was part of courses in commercial arithmetic. The ...

Not long ago, I was writing a story for this very magazine about the delicate extraterrestrial dance of a U.S. spacecraft around a potato-shaped asteroid named Eros (see “Hang a Right at Jupiter,” Dec ...

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 ...

Effortlessly switch between different metric units using our Metric System Converter, which allows for smooth conversions between meters, kilometers, kilocalories, and kilojoules. Metric units are ...