What is a wheel and axle mechanism? A wheel and axle mechanism is a simple device you make when you connect one or more wheels to an axle. They are used to help things move. A wheel is a round, flat ...

Some semi trucks use single axles, while others use double or tandem axles. Here are the differences between the two setups and why they matter.

Difficult doorknobs, funnel races, water wheels and pinwheel power! Difficult doorknobs, funnel races, water wheels and pinwheel power! The Curious Crew learns that a wheel and axle consists of a ...

The wheel, archaeologists largely agree, was invented around 6,000 years ago somewhere in Mesopotamia. Together with the axle it revolutionized human technological history and in time led to the ...

There are a number of design choices to consider when you’re shopping for a full-size pickup truck. Some are common elements such as bed length, cab size, engine and trim level. But there’s another ...

To most of us, wheels seem pretty intuitive. You’ve probably known from an early age, for example, that circular or rounded things roll more easily than boxy or angular things. Knowing this, it’s hard ...

Some debates are never ending and will rage until time stops. Ford or Chevy. Good versus evil. Old or new. Chocolate or vanilla. Donkey or elephant. Which is best can lead to arguments that are ...