You must be logged in to post comments.
The Deepest Hole in the World, And What We’ve Learned From It
0%
0 Views
0 Likes
SciShow takes you down the deepest hole in the world — Russia’s Kola Superdeep Borehole — explaining who dug it and why, and what we learned about Earth in the process. Don’t fall!
My Review
Review Form...
Reviews
Loading Reviews...