Ever seen an air conditioning tech hook up his gauges and stare intently as he reads the pressures? What he’s really doing is reading temperatures … Read More

Unless you’re trying to describe molecular behavior, you probably operate on an arbitrary scale. Chances are, youve heard of Celsius scale, which governs everything from … Read More

A recipe calls for baking in a moderate oven, yet there’s your thermometer in Fahrenheit and here you thought it was Celsius. How annoying! Whether … Read More

There’s a bolt from a European car. There’s a wrench set calibrated in inches. There’s frustration at the lack of match. From the hardware store … Read More

Maybe you’ve been in hardware store, holding a blueprint in one hand and a baffling metric spec in the other. The drawing calls for twenty-five … Read More

Comparing measurement systems is a key part of checking tire pressure. You’ve got an owner’s manual in one hand, and a tire gauge in the … Read More

There’s energy all around, but depending on your location, you speak a different dialect. At home, maybe you read a nutrition label and estimate whether … Read More

Imagine this: There’s a recipe calling for two cups of flour, and you’re standing in a kitchen holding an imperial measuring cup next to a … Read More

It’s one of those concepts that’s difficult to wrap your head around: area is not linear but exponential. Double the size of a square and … Read More

How do you measure distances? Yeah, that’s easy, right up until the day you live in a country that uses feet instead of meters and … Read More