• NOVA -- Emperor's Ghost Army Preview
    S41 E20: Emperor's Ghost Army Preview
    Explore the buried clay warriors, chariots, and bronze weapons of China’s ...
    0:00:30
  • NOVA -- Vaccines—Calling the Shots
    S41 E14: Vaccines—Calling the Shots
    Examine the science behind vaccinations, the return of preventable diseases, and ...
    Air Date 9/10/2014
    0:53:10
  • NOVA -- Secrets of Urban Archaeology
    Secrets of Urban Archaeology
    Urban archaeologists dig for stories beneath city streets.
    0:03:23
  • NOVA -- Ben Franklin's Balloons Preview
    S41 E17: Ben Franklin's Balloons Preview
    Experts recreate the French’s daring first manned flights, which Franklin had ...
    0:00:30
  • NOVA -- First Air War Preview
    S41 E18: First Air War Preview
    How did fighter planes evolve from rickety biplanes to deadly machines during ...
    0:00:30
  • 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
  • NOVA -- Immunity and Vaccines Explained
    S41 E14: Immunity and Vaccines Explained
    Vaccines work with our immune system to keep us from getting sick.
    0:02:11
  • NOVA -- Why Planes Vanish Preview
    S41 E16: Why Planes Vanish Preview
    Can new technology prevent aircraft like Flight MH370 from disappearing without ...
    0:01:16
  • NOVA -- Rise of the Hackers Preview
    S41 E15: Rise of the Hackers Preview
    A new global geek squad is harnessing cryptography to stay a step ahead of ...
    0:00:30
  • NOVA -- Is There Life on Enceladus?
    S38 E13: Is There Life on Enceladus?
    Scientists discover evidence for the key ingredients for life on Saturn's moon ...
    0:06:14
  • NOVA -- Stabilizing Vaccines with Silk
    S41 E14: Stabilizing Vaccines with Silk
    New technology may bypass the need to keep vaccines cold by stabilizing them ...
    0:03:57
  • NOVA -- Fighting HPV in Bhutan
    S41 E14: Fighting HPV in Bhutan
    Human papillomavirus, or HPV, can cause cervical cancer. Bhutan is the first ...
    0:06:19
  • NOVA -- Brushes with Death
    S41 E14: Brushes with Death
    Dorothy Roseman describes her close encounters with vaccine-preventable ...
    0:02:27
  • NOVA -- Vaccines—Calling the Shots Preview
    S41 E14: Vaccines—Calling the Shots Preview
    Examine the science behind vaccinations, the return of preventable diseases, and ...
    0:00:30
  • NOVA -- Vaccines—Calling the Shots Short Preview
    S41 E14: Vaccines—Calling the Shots Short Preview
    Examine the science behind vaccinations, the return of preventable diseases, and ...
    0:00:20
  • NOVA -- Formation of a Typhoon
    Formation of a Typhoon
    Formation of a Typhoon
    Air Date 6/25/2014
    0:01:34
  • NOVA -- D-Day's Sunken Secrets Preview
    S41 E13: D-Day's Sunken Secrets Preview
    Dive teams, submersibles, and robots explore a massive underwater WWII ...
    0:00:41
  • NOVA -- Escape from Nazi Alcatraz Preview
    S41 E12: Escape from Nazi Alcatraz Preview
    A crack team rebuilds a glider that POWs hoped to catapult off the top of ...
    0:00:30
  • NOVA -- Escape from Nazi Alcatraz
    S41 E12: Escape from Nazi Alcatraz
    A crack team rebuilds a glider that POWs hoped to catapult off the top of ...
    Air Date 5/14/2014
    0:53:07
  • NOVA -- Why Sharks Attack
    S41 E11: Why Sharks Attack
    Will analyzing the hunting instincts of this endangered predator reduce deadly ...
    Air Date 5/7/2014
    0:52:52