Neil deGrasse Tyson Explains Earth’s Spinning Core

What’s going on with Earth’s core? Neil deGrasse Tyson and comedian Chuck Nice give an astrophysicist’s take on reports that the Earth’s core is slowing. Find out how planets are formed and what the composition of the Earth’s interior is.

Discover protoplanets and the early formation of our Earth. What does the center of the Earth look like? How do we know what it looks like? Learn about seismometers and how Earth creates its magnetic field.

What is a dynamo? Plus, what happens when Earth’s magnetic field flips? Is it dangerous?

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