Breaking The Record
They had sunk to a depth of 40,230 feet by 1989, breaking the old record (7.5 miles). This increased their self-confidence. If all goes excellently, they must be able to go far beyond 44,000 feet by the end of 1990.
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Something Down There
It was even more remarkable when they predicted they’d reach 49,000 feet by 1993. Underneath the remote tundra, even so, there is something really unpredictable.