Earth's crust ranges from 5 to 70 kilometers in thickness and serves as the planet's outermost layer. This thin shell represents less than one percent of Earth's total mass, yet it's the only layer we ...

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An odd rock layer that spans 20 kilometres under the Bermuda has been discovered, which has left scientists baffled. The rock's 'level of thickness' has never been witnessed in any other layer in the ...

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