When comparing or combining an area or volume it is important to measure the objects using the same units. Without converting the areas into the same unit, it might be difficult to tell, for example, ...

The metric system is far superior to the bizarre system of feet, miles, pounds, and gallons used in the United States. The whole rest of the world seems to get this. So why aren’t we doing it, too?

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 ...