This Flood Barrier Could Save Venice

Extras

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  Sands of Time

  Using photo archives and ancestral knowledge, witness coastal erosion in Bristol Bay, Alaska.

  6:47
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  What Did Dinosaurs in Alaska Eat During Winter?

  During the winter months, food for the plant eaters would have withered or died.

  2:36
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  This Rare Earth Metal Repels Sharks

  This is kryptonite for sharks. (2012)

  1:19
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  One of the Greatest Meetings of the Minds in History

  These scientists were the pioneers of quantum mechanics.

  2:28
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  The “Hippy Days” of Quantum Physics

  How a group of free-thinking physicists in the 1970s helped shape quantum physics.

  1:43
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  How Large Language Models Like ChatGPT Work

  It’s not always easy to tell the difference between writing by a human and ChatGPT.

  1:44
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  Inside the Fight To Develop a Malaria Vaccine

  These scientists were on the verge of a breakthrough with a promising vaccine nearing approval.

  4:18
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  Campi Flegrei: Italy’s Underground Super Volcano

  In Italy hundreds of thousands of people are living directly on top of an active volcano.

  3:43
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  Is the Human Brain Actually Two Minds?

  Severing the connection between the two halves of the brain reveals how the hemispheres function.

  5:17
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  Is Pain Made in the Brain?

  This experiment shows how the brain can interpret — and misinterpret— pain.

  3:40