Is it spelled bussed or bused?

Busses was the preferred form in Merriam-Webster dictionaries until 1961. As for the verb bus—which may mean either "to transport someone in a bus" or "to...

How do tank drivers see?

The tank has a brake pedal on the floor, just like a car. The driver navigates using three periscopes (also called vision blocks). For night operations, h...