
Earth's Magnetic Field: How It Protects Us and Why It's Flipping
Earth's magnetic field is one of the planet's most important protective mechanisms, shielding us from the harmful effects of solar and cosmic radiation. This invisible force is generated by the movement of molten iron in the Earth's outer core and extends from the Earth's interior out into space. While many people are aware that the magnetic field affects navigation for compasses and certain animals, its role in protecting life on Earth is often overlooked.