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

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

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

Inner Core of the Earth | Composition, Characteristics & Facts

Training the inner core is VERY important if you want to prevent low back issues, pelvic floor problems, s*xual problems, and more... - Many people have an imbalance between their outer core muscles (like the abs) and these inner core muscles because they train their outer core not the inner core. - The bad thing is people usually only become aware of and start training the inner core muscles once they start having issues like above. - An ounce of prevention is worth a pound of cure as they say.

Arm muscles

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