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 ...

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 ...

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 ...

Electrical or electronic quantities and units are crucial values to know in evaluating and describing the behavior, characteristics and physical properties of a circuit. This quiz can help you recall ...

We see the world in units of measurement. You're this many feet tall and this many years old, and you weigh this many pounds. You have this many minutes left in your work day and your home is that ...

Using a state-of-the-art device for measuring mass, researchers have made their most precise determination yet of Planck's constant, an important value in science that will help to redefine the ...

There are things in the world that are too small to perceive directly, but that doesn’t mean we can’t measure them. Here are 11 teeny units of measurement used to describe tiny things. When someone ...

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 ...

Here’s a handy chart of the units of measure we use all the time for electronic quantities. Note that the unit itself is lower case, the person it is named for is, of course, cap/lower case, and the ...