The Deepest Hole in the World, And What We’ve Learned From It

The Deepest Hole in the World, And What We've Learned From It

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!

Prev Article Next Article

Checkout these cool gadgets...