Everyone loves perpetual motion machines. They are a representation of the highest level of creativity in finding loopholes in the laws of physics. Let's take a look at this one. What is a perpetual ...

The science of motion can often surprise you - and an inertia experiment could have the opposite results from what you think!

Perpetual motion—it's fun to say that. For some people, perpetual motion machines hold the secret to everlasting free energy that will save the world. To them, it's a machine that is just beyond our ...

In physics, motion is a change in position of an object with respect to time and its reference point. Motion is typically described in terms of displacement,velocity, acceleration, and time. Motion is ...

How do skateboarders seemingly defy gravity? How do gymnasts flip in the air? They have skill — and, as a Times interactive explored, an understanding of the laws of motion, physics and energy. By ...

Isaac Newton would never have discovered the laws of motion had he studied only cats. Suppose you hold a cat, stomach up, and drop it from a second-story window. If a cat is simply a mechanical system ...

Learn the fundamentals of physics with this Understanding Rotational Motion and Kinematics Beginner Physics Guide—a clear and easy introduction to how objects rotate and move in circular paths. This ...

This article was originally featured on Knowable Magazine. Isaac Newton would never have discovered the laws of motion had he studied only cats. Suppose you hold a cat, stomach up, and drop it from a ...