Orbiting satellites would be at risk, as a weakened magnetic field would offer less protection against space weather. While life on Earth has weathered multiple magnetic reversals over more than 1 ...

Without its magnetic field, life on Earth would not ... This suggests that the protection of Earth’s surface from the solar wind has increased over time, which may have allowed life to move ...

The magnetic north pole has shifted over 400 km from Canada towards Russia in the past century due to changes in Earth's ...