An international team of scientists say they’ve successfully drilled one of the oldest ice cores yet, penetrating nearly 2 ...
By drilling 1.7 miles beneath the icy surface, the team has pulled a 1.2 million-year-old ice core from Antarctic bedrock.
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Scientists drilled a 2-mile-deep ice core in Antarctica, allowing them to peer back in time at Earth's climate over 1.2 ...
Barbante also directs the Polar Science Institute at Italy's National Research Council.The same team previously drilled a core about 800,000 years old. The latest drilling went about 1.7 miles ...
The team had to work to prevent drill failures and ensure that the electromechanical core drill was progressing through the ice layers. Each meter of ice can contain as many as 13,000 years of ...