Hints of a new fundamental interaction are starting to look less like statistical ghosts and more like a pattern that refuses to go away. From the strange wobble of subatomic particles to puzzling ...

Magnetism is a natural force, one that works at a distance. Magnets get their force from magnetic fields created by the atoms within the metal. Magnets are useful for things like turbines we use to ...

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 ...