All Things Considered, February 20, 2008 · Down in Antarctica, there are some big, mysterious lakes. One of them is Lake Bonney. All year long, it's covered by 12 to 15 feet of ice. Scientists would love to know more about the world hidden beneath all that ice, so later this year, they want to send in a swimming robot to explore it. But first, they have to make sure the robot can take the cold.
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