Navigating under the ice and maintaining concentration in numbing 34-degree water provides challenging training for Penn State senior researcher Tim White.
Navigating under the ice and maintaining concentration in numbing 34-degree water provides challenging training for Penn State senior researcher Tim White. Photo provided
Navigating under the ice and maintaining concentration in numbing 34-degree water provides challenging training for Penn State senior researcher Tim White. Photo provided

Focus on Research: Science on ice: Penn State divers brave the chill for ancient sediment samples

March 14, 2015 06:46 PM

UPDATED March 14, 2015 06:47 PM

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