This article originally appeared on USA TODAY: You’re using measuring tape wrong! Here's how to use a tape measure (correctly) ...

While data could be read, [Andrew] couldn’t command the 390B to start a measurement. The only option seemed to be using the Arduino to simulate button presses on the 390B’s front panel.

If you want to know exactly, you’ll have to use a tape measure. On Earth we use centimetres to measure quite small lengths, like the width of a tire, or the diameter of a wheel. And we use ...