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 ...

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 ...

Today's GPS smartwatches and other wearable devices give millions of runners reams of data about their pace, location, heart ...