Your navigation system just got a critical update, one that happens periodically because Earth’s magnetic north pole keeps moving. Here’s what to know.

Earth’s magnetic north is not static. Like an anchorless buoy pushed by ocean waves, the magnetic field is constantly on the move as liquid iron sloshes around in the planet’s outer core.

Google said the name changes, which also includes using Mount McKinley, will happen when Geographic Names Information System ...

Google Maps will change the name of "Gulf of Mexico" to "Gulf of America" once it is officially updated in the U.S.