It was only in the 1300s that these human hamster wheels became common again. Treadwheel cranes involved two wheels around a single axle, a person in each wheel providing balanced force. As the ...

A hamster burns off energy and gets vital exercise and mental stimulation when running on a wheel. Some small-animal cages have built-in wheels, but for those that don’t, models that stand ...

Which hamster wheel should I buy? It’s fun to watch a hamster run on a hamster wheel, but the activity is more than just entertaining. A hamster burns off energy and gets vital exercise and ...

Tom Scott tries out a treadmill crane that is integral in building a medieval castle using materials and methods from the 13th century.

A Shih Tzu puppy named Tigo used his playpen to roll toward his older brother, Payton, who was finishing his dinner, and the pup's owner caught the moment on camera.