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NOVA

S39 Ep6: Kryptonite for Sharks

  • Aired: 05/13/2014
  • 06:48
  • Rating: TV-PG
Marine biologist Patrick Rice is using rare earth elements to repel sharks.
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S39 Ep6: Kryptonite for Sharks
S39 Ep6: Kryptonite for Sharks
Marine biologist Patrick Rice is using rare earth elements to repel sharks.
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