Watch the factory process of drilling holes in thick, large iron pipes. See advanced machinery and skilled workers collaborate to ensure accurate and efficient hole creation in these robust metal ...

This Russian project near the Norwegian border struck out in 1970, aiming to puncture the crust right down to the mantle, and one of its bore holes ... to thwart the drilling process, but not ...

If the drilling process is interrupted, the intense heat “soaks” the bottom of the hole, hardens the steel and makes it even harder to drill. Lube, lube, and then lube some more. Cutting oil ...

The process ... the price down," she quickly added. Turns out for Weiss to get geothermal for his Somerville home, the easiest and cheapest solution would be to drill the hole in the middle ...

China has begun drilling a hole over 10,000 meters (32,808 feet ... according to China's state-run news agency Xinhua. The drilling process will penetrate more than 10 layers of the Earth's ...