Gravity is the force of action between two objects. It’s called a natural force because it acts at a distance rather than needing to be in contact. Gravity is the force that holds us down on Earth and ...

When humanity first started studying motion, circles posed a peculiar puzzle. Why do planets sweep endlessly around the Sun without flying off into the void of space? Why does a stone swung on a ...

How linear, rotary, reciprocating and oscillating motion are evolving as customization grows and new capabilities emerge.

There are few sports more exciting than playoff baseball, but behind every pitch there is also a fascinating story of physics ...