• NOVA -- Why Fiddler Crabs Have Giant Claws
    S44 E19: Why Fiddler Crabs Have Giant Claws
    Fiddler crabs' large claws look intimidating, but is deadly combat their main ...
    0:03:32
  • NOVA -- Darwin's Beetles Spar Off
    S44 E19: Darwin's Beetles Spar Off
    Beetles make up the largest group of insects on Earth. Why do so few of them ...
    0:01:55
  • NOVA -- What Makes a Hurricane?
    S44 E17: What Makes a Hurricane?
    Hurricanes bring wind, rain, and destruction—but how do they form?
    0:01:20
  • NOVA -- Why Did Houston Flood?
    Why Did Houston Flood?
    Hurricane Harvey broke continental U.S. records. Here's how cities can be better ...
    0:03:19
  • NOVA -- School of the Future - Spanish Version
    S43 E15: School of the Future - Spanish Version
    How can the science of learning help us rethink the future of education for all ...
    1:53:25
  • NOVA -- How to Find an Exoplanet
    How to Find an Exoplanet
    Want to find another world beyond our solar system? Here are the 5 ways you can ...
    0:03:43
  • NOVA -- Saving Jewish History
    S44 E7: Saving Jewish History
    Jewish scholars in Lithuania risked death in WWII to save their literature from ...
    0:05:21
  • NOVA -- A Scientist Walks Into A Bar #2
    A Scientist Walks Into A Bar #2
    A scientist must explain the Big Bang and dark energy so two comedians can ...
    0:03:33
  • NOVA -- Einstein’s Thought Experiment
    S42 E23: Einstein’s Thought Experiment
    Your perception of time depends on how you are moving.
    0:01:49
  • NOVA -- Gravity's Effect on Spacetime
    S42 E23: Gravity's Effect on Spacetime
    Einstein's theory showed that time itself is affected by gravity.
    0:01:48
  • NOVA -- What is Spacetime?
    S42 E23: What is Spacetime?
    A mysterious concept changed the way we understand reality.
    0:02:06
  • NOVA -- Making North America: Human
    S42 E22: Making North America: Human
    How has the land shaped our lives, from the arrival of the first Americans to ...
    0:53:02
  • NOVA -- Exclusive: Edward Snowden on Cyber Attacks
    Exclusive: Edward Snowden on Cyber Attacks
    The former NSA contractor sat down with NOVA to discuss the future of cyber ...
    0:03:54
  • NOVA -- Strange Captain Strange
    S41 E18: Strange Captain Strange
    A pilot transforms how airplanes fight during WWI, but nearly plummets and dies ...
    0:03:30
  • NOVA -- Balloon Animals
    Balloon Animals
    Hot air balloons let people soar into the sky, but they had their share of ...
    0:03:37
  • NOVA -- Spinosaurus vs. Alligator
    S41 E19: Spinosaurus vs. Alligator
    A tame alligator named Bubba betrays the secrets of the largest predator that ...
    0:02:41
  • NOVA -- Do We Live in a Multiverse?
    Do We Live in a Multiverse?
    Could parallel universes exist? If so, what would they look like and how would ...
    0:05:02
  • NOVA -- Zombies and Calculus, Part 2
    Zombies and Calculus, Part 2
    You're being chased by zombies, and understanding tangent vectors may save your ...
    0:06:50
  • NOVA -- Secrets of Urban Archaeology
    Secrets of Urban Archaeology
    Urban archaeologists dig for stories beneath city streets.
    0:03:23
  • NOVA -- U.S. Polio Vaccines: Then and Now
    S41 E14: U.S. Polio Vaccines: Then and Now
    The polio vaccine's history extends more than fifty years.
    0:13:47
  • NOVA -- A History of Vaccination
    S41 E14: A History of Vaccination
    Vaccination began as a traditional therapy over a thousand years ago.
    0:04:48