Earth’s magnetic field is essential to life on our planet. It protects Earth from cosmic radiation and acts as a shield ...

Geophysicists have modeled how Earth’s magnetic field could form even when its core was fully liquid. By removing the effects ...

The weak spot, known as the South Atlantic Anomaly, was identified in the 19th century and expanded in recent years.

Scientists have discovered that a weak spot in Earth’s magnetic field—known as the South Atlantic Anomaly—is continuing to ...