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Kryptonite for Sharks

Marine biologist Patrick Rice is using rare earth elements to repel sharks.
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  • Wednesday, Jul. 30 9:00pm

    Australia's First 4 Billion Years: Monsters

  • Wednesday, Jul. 30 2:00pm

    Australia's First 4 Billion Years: Life Explodes

  • Monday, Jul. 28 9:00pm

    Australia's First 4 Billion Years: Awakening

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