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

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

Inner Core of the Earth | Composition, Characteristics & Facts

'New hidden world' discovered in Earth's inner core

The Earth's core has slowed down so much that it's now in reverse, worrying study discovers

The Three Layers of the Earth | Crust, Mantle & Core

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 | Facebook