Category:Perpetual motion machines

Perpetual motion machines are supposed to be machinery that would give unrestricted free energy, preferably in support of other machines. According to modern scientific understanding, they are impossible.

Articles in category "Perpetual motion machines"

There are 5 articles in this category.

*

• Perpetual motion

A

• Adams motor

H

• History of perpetual motion machines

R

• Charles Redheffer

S

• Simple Magnetic Overunity Toy