Professor explains Earth's inner core stopping.

Earth's Inner Core Might Be Weaker Than We Thought

Uh, Earth’s Inner Core Just Stopped Spinning

New discovery unlocks secrets of Earth’s inner core

Earth’s inner core actually wobbles like a pendulum 🌍🌀 Recent seismic studies reveal that the solid inner core doesn’t spin at a constant speed — it oscillates back and forth over time, shifting its rotation relative to the rest of the planet. #science #geology #earthscience #research #innovation #TechFactsHub | Factspedia

What is Earth’s inner core and why do scientists want to study it?