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 ...

Hundreds of thousands of years before the invention of the wheel, some unlucky hominin stepped on a loose rock or unstable log and—just before they cracked their skull—discovered that a round object ...

All-wheel-drive systems are proliferating through the car market like so many tribbles on Kirk’s Starship Enterprise. These systems promise all-weather assurance as well as dry-road dynamic benefits, ...

One of our favorite trends in the truck world is a deep, inset wheel on the back of any truck. It’s nothing new, as truck owners from all over the world for as long as most care to remember have ...

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 ...