Following the Milestone
By 1983, this Kola borehole was more than nine inches wide and had a depth of 39,000 feet. Once researchers reached this depth, they halted operations temporarily. They allowed people to visit this exceptional site for one year.
Technical Issues
However, once this year was up, they tried to start the project again only for them to run into a technical issue. From here, the project was set aside again. What did the researchers do to fix this technical problem?
ADVERTISEMENT