Animal Planet HQ on MSN15d
Deepest Hole On Earth Permanently Sealed After 2 Billion-Year-Old Find.Soviet scientists embarked on an ambitious project to drill as deep as possible into the Earth’s crust. The result was the Kola Superdeep Borehole, located in the remote Pechengsky District of ...
Weather-Fox on MSN2d
The World’s Deepest Hole—And the Mysteries Hidden Below!Scientists drilled the deepest hole in human history to uncover the mysteries beneath Earth’s surface. What they found ...
America might have landed on the moon, but Russia drilled the deepest man-made hole on Earth. Since the early 1960s, scientists have attempted to drill down to the Earth's mantle. It took 20 years ...
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