How a drilling ship pulls cores from 2.5 miles below the sea

An ocean drilling ship is not an ocean drilling ship without the skilled and experienced personnel that control, execute and overview the drilling operations. The JOIDES Resolution is no exception.

source https://www.lifetechnology.com/blogs/life-technology-news-blog/how-a-drilling-ship-pulls-cores-from-2-5-miles-below-the-sea