What’s at the Bottom of the Deepest Hole on Earth? BE AMAZED 31:00 2 months ago 1 196 465 Скачать Далее
10 Biggest Black Holes In Universe|Universe Science Universe Science 3:49 3 years ago 6 625 Скачать Далее
What did the Soviets discover in the Kola Superdeep well at a depth of 12,262 meters? ReYOUniverse 20:46 2 years ago 2 910 644 Скачать Далее
Why Is China Drilling One of the World’s Deepest Holes? New Nature 18:50 6 months ago 1 875 363 Скачать Далее
