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 ...

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 ...

Wondering why the United States measures things in inches and pounds? The answer will definitely surprise you All countries use the metric system to varying degrees. Most of the world has adopted the ...

When Sally Mitchell, a science teacher at East Syracuse Minoa Central High in Syracuse, New York, spoke to a group of students at the recent U.S. Department of Energy National Science Bowl, she ...