Articles for tag: Earth Science, Earth’s magnetic field, Geophysics, Magnetosphere, planetary science

white and black mountains under green sky

What If Earth Suddenly Lost Its Magnetic Field?

Suhail Ahmed

It sounds like science fiction: one morning the sky flickers with neon curtains over cities at the equator, compasses refuse to settle, and satellites begin to blink off like a string of failing bulbs. Earth’s magnetic field – our silent shield – normally turns aside the Sun’s charged particles and shapes a protective bubble called ...

ship and stones on bulletin

The Shifting Poles: How Magnetic Fossils Reveal Earth’s Hidden Flips

Suhail Ahmed

Every so often, Earth’s magnetic field wobbles, falters, and – on rare occasions – flips. We don’t feel it in our bones, but rocks, sediments, and even ancient microbes quietly record the drama. In the last decade, scientists have learned to read those records at astonishingly fine scales, uncovering episodes of chaos that standard measurements ...