Episodes
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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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?
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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.
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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.
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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.
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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
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Portable Homes Help Communities Adapt to Climate Change
S49 E1 - 4m 18s
As Alaska's permafrost thaws, Indigenous communities are looking for housing solutions, including building homes on steel sleds.
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What's Causing Water to Bubble in the Arctic?
S49 E1 - 4m 21s
A pilot flying over Esieh Lake, located on the lands of the Indigenous Inupiat people, spotted something unusual on its surface.
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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.
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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.
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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.
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Could Antiviral Pills Change the Course of the Pandemic?
S49 - 8m 12s
Here's how Covid-19 antiviral pills from Pfizer and Merck and Ridgeback work, how effective they are, and how they might change the course of the pandemic.
Schedule
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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. -
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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. -
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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
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
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
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
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
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
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
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. -
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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
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
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
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
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
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
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
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
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
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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