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 ...

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 ...

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 ...

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 ...