Magnets become stronger when billions of atoms point the same direction.
Magnets can be cut in half forever without producing a single pole.
Magnets helped humans discover an invisible force surrounding the planet.
Magnets hide inside atoms.
Magnetic north is actually magnetic south.
Magnets were useful for navigation long before they were understood.
Magnets can repel without touching.
Magnets can erase data without leaving a mark.
Magnets can survive being shattered into smaller magnets.
Magnets make modern hard drives possible.
Magnets store data on magnetic stripes.
Magnets can pull on each other across a vacuum.
Earth behaves like a giant magnet.
Magnets never have just one pole.
Lodestones guided sailors long before science explained them.
Magnets can make trains float.
Magnets helped people navigate centuries before they understood them.
Magnets are powerful enough to see inside the human body.
Magnets attract surprisingly few metals.
Magnets can move objects through solid walls.