There are deep holes, and then there are really deep holes like the Kola Superdeep Borehole in Russia! The Kola Superdeep Borehole holds the world’s record as the deepest hole ever made by humans and was twenty-four years in the making, but why was it dug? Learn the answers to this question and more in today’s video from YouTube channel SciShow!
The Deepest Hole in the World, And What We’ve Learned From It [YouTube]
by Akemi Iwaya via How-To Geek
The Deepest Hole in the World (And What We have Learned from It)
Reviewed by Ossama Hashim
on
May 08, 2014
Rating:
Reviewed by Ossama Hashim
on
May 08, 2014
Rating:
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