Ancient Greeks developed sophisticated units of measurement ranging from measuring length, distance, volume, and weight of ...

If scientists had sacred objects, this would be one of them: a single, closely guarded 137-year-old cylinder of metal, housed in a vault outside of Paris. It is a prototype that precisely defines a ...

You may use these measurement units in your daily life, but do you know about the scientists they're named after? One of the biggest honors a scientist can receive is to become the namesake of a unit ...

Not everything can be measured in meters, seconds, or the size of a breadbox. Sometimes, to quantify something, extreme and silly steps have to be taken. Find out how big Siberia is, and how long a ...

Humans have a need to quantify things. And sometimes the usual measurements — feet, meters, grams — are not good enough. Or funny enough. Sometimes you need to express things in bananas, Helens, or ...