Piercing the Mantle: The Soviet Obsession with the Abyss

While the United States famously looked to the stars to win the Cold War, the Soviet Union launched an equally audacious mission in the opposite direction. Deep in the frozen wastelands of the Arctic Circle, scientists set out to drill completely through the Earth's crust. The Kola Superdeep Borehole remains the deepest artificial point on the planet, reaching a staggering depth of 12 kilometers...