now:
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we know so little of the world's beneath our feet look up on a cloudless night and you might see the light from a star thousands of trillions of miles away look down and your site stops at topsoil I have rarely felt this far from the human realm as when only 10 yards below it it is amazing to think about we can analyze light from stars on the other side of the universe and learn things about its composition formation its past and its future over tens of billions of years of space and time and yet the world just meters below our feet as relative mystery and even further down it's even more of a mystery even though the geologic process is taking place down there literally created the land we stand on today and at the literal core of it all is the Earth's inner Dynamo the rotating core that generates convection currents that create the magnetic field that extends out thousands of miles into space and protects us from deadly radiation without it life on Earth like