Robot endures Antarctic cold to prepare for space mission

A NASA robot tested last winter in an icy Wisconsin lake will complete a monthlong underwater mission in Antarctica on Thursday, having successfully explored dark, deep waters frozen off from the outside world tens of thousands of years ago.

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<p><a href="http://www.physorg.com/news149503602.html">Robot endures Antarctic cold to prepare for space mission</a></p> <p>A NASA robot tested last winter in an icy Wisconsin lake will complete a monthlong underwater mission in Antarctica on Thursday, having successfully explored dark, deep waters frozen off from the outside world tens of thousands of years ago.</p>