@CNN: These mysterious Arctic ice holes have NASA scientists puzzled https://t.co/DB9soDObdh https://t.co/buxIm95JC2

April 24, 2018 / The Arbiter / CNN

@CNN: These mysterious Arctic ice holes have NASA scientists puzzled https://t.co/DB9soDObdh https://t.co/buxIm95JC2

These mysterious Arctic ice holes have NASA scientists puzzled https://t.co/DB9soDObdh pic.twitter.com/buxIm95JC2

— CNN (@CNN) April 24, 2018

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