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 ...

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

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