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! Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts What Video Games Teach Us About the Aging Brain Does The Earth Make A Sound?! Asteroids: Are They a Threat? Krishna’s Butter Ball Is India’s Gravity-Defying Boulder The Pacific Ocean is VASTLY Bigger Than You Think Do We Have to Get Old and Die?