• NOVA -- Extreme Animal Weapons Preview
    S44 E19: Extreme Animal Weapons Preview
    NOVA uncovers the secrets of nature’s battleground—claws, horns, fangs and ...
    0:00:30
  • NOVA -- Extreme Animal Weapons
    S44 E19: Extreme Animal Weapons
    In this enthralling special, NOVA cracks the secret biological code that ...
    Air Date 10/25/2017
    0:52:55
  • NOVA -- Why Home Runs Are on the Rise
    Why Home Runs Are on the Rise
    What’s behind the recent surge in home runs in baseball?
    0:03:15
  • NOVA -- New Kind of Astrophysics is Born
    New Kind of Astrophysics is Born
    An incredible discovery in astrophysics was unveiled today. Scientists saw and ...
    0:02:00
  • NOVA -- Killer Floods Preview
    S44 E18: Killer Floods Preview
    Scientists uncover geologic evidence of epic floods that tore through ancient ...
    0:00:30
  • NOVA -- Killer Floods
    S44 E18: Killer Floods
    Scientists uncover geologic evidence of epic floods that tore through ancient ...
    Air Date 10/17/2017
    0:54:00
  • NOVA -- First Time Britain Left Europe
    S44 E18: First Time Britain Left Europe
    Geologists think these iconic chalk cliffs hold an extraordinary secret.
    0:03:15
  • NOVA -- Killer Hurricanes
    S44 E17: Killer Hurricanes
    Experts reconstruct the Great Hurricane of 1780 to help predict the risk of ...
    Air Date 10/11/2017
    0:53:01
  • NOVA -- Killer Hurricanes Preview
    S44 E17: Killer Hurricanes Preview
    Experts reconstruct the Great Hurricane of 1780 to help predict the risk of ...
    0:00:30
  • 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 -- Killer Volcanoes
    S44 E16: Killer Volcanoes
    NOVA follows a team of volcano sleuths as they embark on a worldwide hunt for an ...
    Air Date 10/4/2017
    0:54:00
  • NOVA -- Killer Volcanoes Preview
    S44 E16: Killer Volcanoes Preview
    Scientists hunt for a mega-eruption that plunged medieval Earth into a deep ...
    0:00:30
  • NOVA -- Can Math Detect Gerrymandering?
    Can Math Detect Gerrymandering?
    The Supreme Court is hearing a gerrymandering case. Mathematicians are watching ...
    0:03:05
  • NOVA -- Ancient Volcanic Activity in Ice
    S44 E16: Ancient Volcanic Activity in Ice
    Researchers try to prove the existence of a 13th century volcanic eruption using ...
    0:01:49
  • NOVA -- Secrets of the Forbidden City
    S44 E15: Secrets of the Forbidden City
    How has China’s magnificent Forbidden City withstood centuries of earthquakes?
    Air Date 9/27/2017
    0:53:30
  • NOVA -- Secrets of the Forbidden City Preview
    S44 E15: Secrets of the Forbidden City Preview
    How has China’s magnificent Forbidden City withstood centuries of earthquakes?
    0:00:30
  • NOVA -- Musket v Medieval Armor
    S44 E13: Musket v Medieval Armor
    Knights and firearms clashed on the battlefield for over 200 years. Did some of ...
    0:02:58
  • NOVA -- Secrets of the Shining Knight Preview
    S44 E13: Secrets of the Shining Knight Preview
    Discover the world of medieval knights and see how their armor was made.
    0:00:30
  • NOVA -- Secrets of the Shining Knight
    S44 E13: Secrets of the Shining Knight
    Once upon a time, knighthood was serious business, and for countless medieval ...
    Air Date 9/20/2017
    0:53:30
  • NOVA -- Why Worry About ICBMs?
    Why Worry About ICBMs?
    What are intercontinental ballistic missiles (ICBMs), and why are they so hard ...
    0:02:59
  • 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