By A Mystery Man Writer
The Earth’s major layers consist of the thin rocky crust, the mantle (very hot but solid rock), the outer core (liquid iron), and the inner
Mantle
What is the percentage of the crust? - Quora
This 390-Million-Year-Old Trilobite Fossil Had a Bunch of Tiny Eyes Inside Its Eyes
Earth's inner core is not solid
Earth's inner core is much younger than we thought
Counting the entirety of Earth, is the Earth more solid or liquid? - Quora
Seismic data shows that the core is spinning the other way. Should we worry? - Smore Science Magazine
If The Earth's Core Is So Hot, Why Doesn't It Melt?, Latest Science News and Articles
The Earth's Inner Core ANU Research School of Earth Sciences
Earth's Inner Core Is Squishy, Not a Solid Ball of Metal As Previously Thought
Earth - Wikipedia