Science and Nature

NOVA

NOVA brings you stories from the frontlines of science and engineering, answering the big questions of today and tomorrow, from how our ancestors lived, to whether parallel universes exist, to how technology will transform our lives. Visit the official website to watch full-length documentaries, or explore our world through short-form video, on our digital publication NOVA Next.

Great American Eclipse

53m 34s

Explore the spectacular cosmic phenomenon of a total solar eclipse. In April 2024, the Moon’s shadow is sweeping from Texas to Maine, as the U.S. witnesses its last total eclipse until 2044, and scientists scramble to unlock the secrets of our Sun.

Episodes

  • Determined: Fighting Alzheimer's: asset-mezzanine-16x9

    Determined: Fighting Alzheimer's

    S49 E5 - 53m 28s

    Follow three women at risk of developing Alzheimer’s as they join a groundbreaking study to try to prevent the disease – sharing their ups and downs, anxiously watching for symptoms, and hoping they can make a difference.

  • Augmented: asset-mezzanine-16x9

    Augmented

    S49 E4 - 1h 25m

    Follow the dramatic personal journey of Hugh Herr, a biophysicist working to create brain-controlled robotic limbs. At age 17, Herr’s legs were amputated after a climbing accident. Frustrated by the crude prosthetic limbs he was given, Herr set out to remedy their design, leading him to a career as an inventor of innovative prosthetic devices.

  • Great Mammoth Mystery: asset-mezzanine-16x9

    Great Mammoth Mystery

    S49 E3 - 53m 16s

    Sir David Attenborough investigates a unique site in southern England where amateur fossil hunters uncovered giant mammoth bones and evidence of Neanderthals. A team of paleontologists and archaeologists soon discover that the site preserves rare evidence of the extinct beasts and early human inhabitants of Britain dating to over 200,000 years ago.

  • Secrets in the Scat: asset-mezzanine-16x9

    Secrets in the Scat

    S49 E2 - 53m 32s

    Scott Burnett is “Scatman”—an Australian ecologist on the trail of the secrets of poop. By identifying and analyzing animal scat for DNA and hormones, he discovers essential details of their behavior, how they fit in the ecosystem, and even how to protect them.

  • Arctic Sinkholes: asset-mezzanine-16x9

    Arctic Sinkholes

    S49 E1 - 53m 30s

    Colossal explosions shake a remote corner of the Siberian tundra, leaving behind massive craters. In Alaska, a huge lake erupts with bubbles of inflammable gas. Scientists are discovering that these mystifying phenomena add up to a ticking time bomb, as long-frozen permafrost melts and releases vast amounts of methane, a potent greenhouse gas.

Extras + Features

  • Computers v. Crime Preview: asset-mezzanine-16x9

    Computers v. Crime Preview

    S49 E14 - 30s

    In police departments and courts across the country, artificial intelligence is being used to help decide who is policed, who gets bail, how offenders should be sentenced, and who gets parole. But is it actually making our law enforcement and court systems fairer and more just? This timely investigation digs into the hidden biases, privacy risks, and design flaws of this controversial technology.

  • Saving Notre Dame’s Iconic Stone Vaulting: asset-mezzanine-16x9

    Saving Notre Dame’s Iconic Stone Vaulting

    S49 E13 - 2m 53s

    The water used to fight a fire at Paris’s iconic Notre Dame Cathedral and months of rainwater damaged the Cathedrals’ stonework but a team of geologist have a plan to save it.

  • Rebuilding Notre Dame: asset-mezzanine-16x9

    Rebuilding Notre Dame

    S49 E13 - 30s

    In April 2019, the world watched as a devastating fire almost destroyed Paris’s iconic Notre Dame Cathedral. Go behind the scenes with a team of engineers, masons, and timber workers tackling the daunting challenges of restoring the historic landmark.

  • Saving Venice Preview: asset-mezzanine-16x9

    Saving Venice Preview

    S49 E12 - 30s

    Rising seas and sinking land threaten to destroy Venice. Can the city’s new hi-tech flood barrier save it? Discover the innovative projects and feats of engineering designed to stop this historic city from being lost to future generations.

  • How Venice Was Built On a Swamp: asset-mezzanine-16x9

    How Venice Was Built On a Swamp

    S49 E12 - 2m 54s

    Building a city on a lagoon has its challenges. Here's how the citizens of Venice accomplished this task centuries ago.

  • This Flood Barrier Could Save Venice: asset-mezzanine-16x9

    This Flood Barrier Could Save Venice

    S49 E12 - 2m 57s

    Venice is sinking, with sea level predicted to rise another 40 inches by the end of the century. Could a colossal network of flood barriers save it from the sea?

  • Ending HIV in America Preview: asset-mezzanine-16x9

    Ending HIV in America Preview

    S49 E11 - 30s

    Almost 40 years after the discovery of HIV, could we be on the verge of ending the AIDS epidemic in America? How did scientists tackle one of the most elusive deadly viruses to ever infect humans? Can innovative drugs bring new infections to zero?

  • How Seaweed May Help Revive Our Oceans: asset-mezzanine-16x9

    How Seaweed May Help Revive Our Oceans

    S49 - 4m 39s

    In some parts of the ocean, like in the Gulf of Mexico, there is so little oxygen in the water that marine life is actually suffocating. Could kelp help, or is it mostly hype?

Schedule

  • Image
    NOVA: TVSS: Iconic

    NOVA

    Making North America: Life

    Tuesday
    Apr 30

    1 Hour

    The intertwined story of life and the landscape in North America -- from origins to dinosaurs and an ancient primate invasion.
  • Image
    NOVA: TVSS: Iconic

    NOVA

    Making North America: Life

    Wednesday
    May 1

    1 Hour

    The intertwined story of life and the landscape in North America -- from origins to dinosaurs and an ancient primate invasion.
  • Image
    NOVA: TVSS: Iconic

    NOVA

    Making North America: Human

    Wednesday
    May 1

    1 Hour

    From Ice Age to the oil boom, humans face challenges and uncover wealth hidden in North America's landscape.
  • Image
    NOVA: TVSS: Iconic

    NOVA

    Making North America: Human

    Wednesday
    May 1

    1 Hour

    From Ice Age to the oil boom, humans face challenges and uncover wealth hidden in North America's landscape.
  • Image
    NOVA: TVSS: Iconic

    NOVA

    Making North America: Human

    Thursday
    May 2

    1 Hour

    From Ice Age to the oil boom, humans face challenges and uncover wealth hidden in North America's landscape.
  • Image
    NOVA: TVSS: Iconic

    NOVA

    Making North America: Human

    Thursday
    May 2

    1 Hour

    From Ice Age to the oil boom, humans face challenges and uncover wealth hidden in North America's landscape.
  • Image
    NOVA: TVSS: Iconic

    NOVA

    Making North America: Human

    Friday
    May 3

    1 Hour

    From Ice Age to the oil boom, humans face challenges and uncover wealth hidden in North America's landscape.
  • Image
    NOVA: TVSS: Iconic

    NOVA

    Making North America: Human

    Sunday
    May 5

    1 Hour

    From Ice Age to the oil boom, humans face challenges and uncover wealth hidden in North America's landscape.
  • Image
    NOVA: TVSS: Iconic

    NOVA

    Making North America: Human

    Sunday
    May 5

    1 Hour

    From Ice Age to the oil boom, humans face challenges and uncover wealth hidden in North America's landscape.
  • Image
    NOVA: TVSS: Iconic

    NOVA

    Making North America: Human

    Sunday
    May 5

    1 Hour

    From Ice Age to the oil boom, humans face challenges and uncover wealth hidden in North America's landscape.
  • Image
    NOVA: TVSS: Iconic

    NOVA

    Making North America: Human

    Tuesday
    May 7

    1 Hour

    From Ice Age to the oil boom, humans face challenges and uncover wealth hidden in North America's landscape.
  • Image
    NOVA: TVSS: Iconic

    NOVA

    Making North America: Human

    Wednesday
    May 8

    1 Hour

    From Ice Age to the oil boom, humans face challenges and uncover wealth hidden in North America's landscape.
  • Image
    NOVA: TVSS: Iconic

    NOVA

    Making North America: Human

    Wednesday
    May 8

    1 Hour

    From Ice Age to the oil boom, humans face challenges and uncover wealth hidden in North America's landscape.
  • Image
    NOVA: Why Bridges Collapse: TVSS: Iconic

    NOVA

    Why Bridges Collapse

    Wednesday
    May 8

    1 Hour

    The 2018 collapse of a section of the Morandi Bridge in Genoa, Italy; bridge collapses in the U.S.; engineering techniques that can make bridges safer and prevent them from breaking down.
  • Image
    NOVA: Why Bridges Collapse: TVSS: Iconic

    NOVA

    Why Bridges Collapse

    Wednesday
    May 8

    1 Hour

    The 2018 collapse of a section of the Morandi Bridge in Genoa, Italy; bridge collapses in the U.S.; engineering techniques that can make bridges safer and prevent them from breaking down.
  • Image
    NOVA: Why Bridges Collapse: TVSS: Iconic

    NOVA

    Why Bridges Collapse

    Thursday
    May 9

    1 Hour

    The 2018 collapse of a section of the Morandi Bridge in Genoa, Italy; bridge collapses in the U.S.; engineering techniques that can make bridges safer and prevent them from breaking down.
  • Image
    NOVA: Why Bridges Collapse: TVSS: Iconic

    NOVA

    Why Bridges Collapse

    Thursday
    May 9

    1 Hour

    The 2018 collapse of a section of the Morandi Bridge in Genoa, Italy; bridge collapses in the U.S.; engineering techniques that can make bridges safer and prevent them from breaking down.
  • Image
    NOVA: Why Bridges Collapse: TVSS: Iconic

    NOVA

    Why Bridges Collapse

    Friday
    May 10

    1 Hour

    The 2018 collapse of a section of the Morandi Bridge in Genoa, Italy; bridge collapses in the U.S.; engineering techniques that can make bridges safer and prevent them from breaking down.
  • Image
    NOVA: Why Bridges Collapse: TVSS: Iconic

    NOVA

    Why Bridges Collapse

    Sunday
    May 12

    1 Hour

    The 2018 collapse of a section of the Morandi Bridge in Genoa, Italy; bridge collapses in the U.S.; engineering techniques that can make bridges safer and prevent them from breaking down.
  • Image
    NOVA: Why Bridges Collapse: TVSS: Iconic

    NOVA

    Why Bridges Collapse

    Sunday
    May 12

    1 Hour

    The 2018 collapse of a section of the Morandi Bridge in Genoa, Italy; bridge collapses in the U.S.; engineering techniques that can make bridges safer and prevent them from breaking down.

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