Getting To The Earth’s Core
The 1950’s were not only characterized by the Space Race, there was a less public battle going on too. US and Soviet scientists were starting a new set of experiments to find out if it would be possible to penetrate and study the crust of the earth. Experts estimated that the crust was about 30 miles down towards the center of the planet. The dense shell, which is the crust, eventually becomes the mantle, a mysterious inner layer that amazingly makes up for a whopping 40 percent of the mass of our entire planet.
Getting To The Earths Core
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