Structure of the Earth Theme Week

The Danish Temblor

This entry is part 2 of 3 in the series Structure of the Earth Theme Week

The Danish Temblor In our previous issue, we explored the recent confirmation of a theory that Earth has five layers instead of the previously believed four. The standard model included the crust, the mantle, the outer core, and the inner core. Before 1936, the models would have indicated the earth had just three layers: crust, mantle, core.

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The Iron Catastrophe

This entry is part 3 of 3 in the series Structure of the Earth Theme Week

The Iron Catastrophe Everyone alive today owes their existence to a catastrophe. To explain that seemingly paradoxical statement, let’s foray into a brief overview of the universe, our sun, and the planet, courtesy of Columbia University. Somewhere around 13.8 billion years ago, the Big Bang kicked things off. There was hydrogen and only hydrogen. The

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