Scientists are probing the secrets of Earth’s inner core—and how it saved life on our planet

Iron Atoms Discovered on the Move in Earth’s Solid Inner Core

Earth’s inner core is less solid than previously thought - Department of Earth Sciences

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

Earth’s inner core less solid than previously thought — USC News

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

Scientists accidentally discover Earth's inner core is less solid than expected