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

  • Zero to Infinity: asset-mezzanine-16x9

    Zero to Infinity

    S49 E19 - 53m 32s

    Zero and infinity. These seemingly opposite, obvious, and indispensable concepts are relatively recent human inventions. Discover the surprising story of how these key concepts that revolutionized mathematics came to be – not just once, but over and over again as different cultures invented and re-invented them across thousands of years.

  • Crypto Decoded: asset-mezzanine-16x9

    Crypto Decoded

    S49 E18 - 53m 22s

    From Bitcoin to NFTs, crypto is making headlines. But what exactly is it, and how does it work? Experts go beyond the hype and skepticism to unravel the social and technological underpinnings of crypto – exploring how it came to be and why this new technology may change more than just money.

  • Nazca Desert Mystery: asset-mezzanine-16x9

    Nazca Desert Mystery

    S49 E17 - 53m 31s

    One of the world’s greatest ancient enigmas, the Nazca lines are a dense network of criss-crossing lines, geometric shapes, and animal figures etched across 200 square miles of Peruvian desert. Who created them and why? Ever since they were rediscovered in the 1920s, scholars and enthusiasts have raised countless theories about their purpose.

  • Ocean Invaders: asset-mezzanine-16x9

    Ocean Invaders

    S49 E16 - 53m 32s

    Lionfish–long prized in home aquariums–have invaded the Atlantic, and are now one of the ocean’s most successful invasive species, wreaking havoc in waters across the globe. Join ocean explorer Danni Washington on a journey to find out how they took over, why they’re doing so much damage, and what can be done about it.

  • Can Psychedelics Cure?: asset-mezzanine-16x9

    Can Psychedelics Cure?

    S49 E15 - 53m 47s

    Hallucinogenic drugs—popularly called psychedelics—have been used by human societies for thousands of years. Today, scientists are taking a second look at many of these mind-altering substances – both natural and synthetic – and discovering that they can have profoundly positive clinical impacts, helping patients struggling with a range of afflictions from addiction to depression and PTSD.

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

    Computers v. Crime

    S49 E14 - 53m 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.

  • Rebuilding Notre Dame: asset-mezzanine-16x9

    Rebuilding Notre Dame

    S49 E13 - 53m 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.

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

    Ending HIV in America

    S49 E11 - 53m 33s

    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?

  • Saving Venice: asset-mezzanine-16x9

    Saving Venice

    S49 E12 - 53m 31s

    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.

  • Ultimate Space Telescope: asset-mezzanine-16x9

    Ultimate Space Telescope

    S49 E10 - 53m 33s

    Follow the dramatic story of NASA’s James Webb Space Telescope – the most complex machine ever launched into space – in hopes of peering deeper back in time than ever before and answering some of astronomy’s biggest questions.

  • Ice Age Footprints: asset-mezzanine-16x9

    Ice Age Footprints

    S49 E9 - 53m 21s

    Ancient footprints in New Mexico’s White Sands National Park reveal new evidence of Ice Age humans that walked the land alongside enormous ground sloths and mammoths—thousands of years earlier than archaeologists thought people were in the Americas.

  • Why Ships Crash: asset-mezzanine-16x9

    Why Ships Crash

    S49 E8 - 53m 20s

    When the colossal Ever Given container ship crashed in the Suez Canal in March 2021, international supply chains ground to a halt. How did it happen? Follow the investigation into one of the most expensive shipping disasters ever.

Extras + Features

  • Arctic Sinkholes Preview: asset-mezzanine-16x9

    Arctic Sinkholes Preview

    S49 E1 - 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.

  • Can South Carolina's Salt Marshes Be Saved?: asset-mezzanine-16x9

    Can South Carolina's Salt Marshes Be Saved?

    S49 - 8m 27s

    Beyond being important to both the economy and marine life in the South, salt marshes also serve as buffers, shielding communities on the coast from erosion and dangerous weather events. But in South Carolina, which boasts the largest expanse of salt marsh of any Atlantic state, these ecosystems are in decline.

  • From Prison to Careers in STEM: asset-mezzanine-16x9

    From Prison to Careers in STEM

    S49 - 8m 12s

    Studies have found that educational programs can lower misconduct and violence rates in prison and recidivism upon release.

Schedule

  • 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.
  • 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

    Tuesday
    May 14

    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 15

    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 15

    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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