Kola Superdeep Borehole - Wikipedia
The Kola Superdeep Borehole SG-3 (Russian: Кольская сверхглубокая скважина СГ-3, romanized: Kol'skaya sverkhglubokaya skvazhina SG-3) is the deepest human-made hole on …
7 facts about the Kola Superdeep Borehole - Interesting Engineering
2024年1月2日 · The Kola borehole reached 40,230 feet (12,262 meters) in 1989, making it the deepest human-made hole on Earth. As of 2023, it remains the deepest known hole created …
Why Did the Russians Seal Up the Deepest Hole in the World?
2023年10月20日 · The Kola Superdeep Borehole, located in Russia, is the world's deepest man-made hole, reaching a depth of 40,230 feet (12,262 meters) or 7.6 miles (12.2 kilometers), …
The deepest hole we have ever dug - BBC
2019年5月6日 · This is the Kola Superdeep Borehole, the deepest manmade hole on Earth and deepest artificial point on Earth. The 40,230ft-deep (12.2km) construction is so deep that …
The “Entrance To Hell” Is The Deepest Human-Made Hole On Planet Earth
2021年5月21日 · The borehole itself was actually made up of numerous holes that branch off from a central hole, the deepest of which — SG-3 — runs 12,261 meters (40,226 feet) deep into …
Welcome to The Deepest Place on Earth : ScienceAlert
2016年7月22日 · Lying below a small, nondescript rusty cap in Murmansk, Russia, is the deepest hole ever drilled, reaching a whopping 12 kilometres (7.5 miles) into the Earth’s crust.
How Deep Is the Deepest Hole in the World? - Scientific American
2020年2月22日 · Known as the Kola Superdeep Borehole, the deepest hole ever dug reaches approximately 7.5 miles below the Earth’s surface (or 12,262 meters), a depth that took about …
Why The Soviets Drilled The Deepest Hole In The World, And
2023年6月13日 · In 1970, the Soviet Union drilled the Kola Superdeep Borehole, an ambitious project to drill the deepest hole in the world, during the Cold War. Here's what they learned …
What Is The Kola Super Deep Borehole? - WorldAtlas
2017年5月11日 · The Kola Superdeep Borehole is the deepest borehole in the world. It resulted from a scientific drilling by the Russians on the Kola Peninsula between May 1970 and 1992. …
Kola Superdeep - EarthDate
2021年6月12日 · From 1970 to 1994, in the western Russian province of Murmansk, the Kola Superdeep Borehole drilled to the deepest point ever reached below Earth’s surface. Housed …