I consider myself pretty conversant in metric units. I know that 20 kilograms is 44 pounds (double it and add 10%) and that five kilometers is a little over three miles (I’ve, uh, run a lot of 5Ks).

Every once in a while, you may see a temperature in Celsius instead of Fahrenheit. Your car thermometer may revert to the wrong system and you don’t know how to change it, for example. Since almost ...

For Americans, temperatures in Fahrenheit are a way of life, but this weekend Central Texas will host a lot of Formula 1 guests from Europe and the Americas who are used to measuring temperatures in ...