Episodes
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Hunt for the Oldest DNA
S51 E4 - 53m 10s
For decades, scientists have tried to unlock the secrets of ancient DNA. Follow the dramatic quest to recover DNA millions of years old and reveal a lost world from before the last Ice Age.
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Building the Eiffel Tower
S51 E3 - 53m 29s
Explore the revolutionary engineering behind Paris’s iconic landmark. Completed in 1889, the iron tower smashed the record for the tallest structure on Earth, ushering in a new age of global construction that reached for the skies.
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Easter Island Origins
S51 E2 - 53m 17s
The giant stone heads of Easter Island have inspired theories for centuries. Now, new research reveals intriguing evidence of the origins and inspirations of the ancient Rapanui people who created the iconic monoliths.
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When Whales Could Walk
S51 E1 - 53m 31s
A spectacular fossil graveyard reveals a 43-million-year-old whale that had four legs and could walk. Follow scientists as they search for new clues to how mammals moved from land into the sea to become the largest animals on Earth.
Extras + Features
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A.I. Revolution Preview
S51 E5 - 26s
A.I. tools like ChatGPT seem to think, speak, and create like humans. But what are they really doing? From cancer cures to Terminator-style takeovers, leading experts explore what A.I. can – and can’t – do today, and what lies ahead.
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The force that makes up more than half of the universe
S51 - 1m 40s
Astronomers looked at extremely distant and extremely bright exploding stars and discovered that universe is not just expanding - it’s accelerating in its expansion.
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Hunt for the Oldest DNA Preview
S51 E4 - 30s
For decades, scientists have tried to unlock the secrets of ancient DNA. Follow the dramatic quest to recover DNA millions of years old and reveal a lost world from before the last Ice Age.
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How parrots swing like monkeys
S51 - 1m 36s
Researchers call this movement “beakiation” which is a play on an existing term, “brachiation,” used to describe how Gibbons move by swinging from their arms.
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Building the Eiffel Tower Preview
S51 E3 - 30s
Explore the revolutionary engineering behind Paris’s iconic landmark. Completed in 1889, the iron tower smashed the record for the tallest structure on Earth, ushering in a new age of global construction that reached for the skies.
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5 things to know about the Eiffel Tower
S51 E3 - 1m 40s
The Eiffel Tower is an engineering icon that changed the face of the modern world.
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Why is the Eiffel Tower Shaped Like That?
S51 E3 - 1m 58s
At the time of its construction, the Eiffel Tower was the tallest structure ever built. That meant that the engineers had a key challenge: making sure the structure could survive the wind.
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How Ancient Easter Island statues “walked”
S51 E2 - 2m 17s
A new generation of researchers is revealing the rich history, innovation, and resilience of the Rapanui people.
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What really led to the collapse of Easter Island?
S51 E2 - 2m 58s
There are multiple theories about what happened to the people of Rapa Nui - also known as Easter Island - and the famous Moai statues. Some say the civilization fell into collapse and ruin. But a new theory tells a different story, one of resilience and ingenuity against all odds.
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Easter Island Origins Preview
S51 E2 - 30s
How were Easter Island’s giant stone heads made? New research challenges the idea that their construction led to environmental and social collapse – and uncovers surprising clues about the origins, innovations, and resilience of the Rapanui people.
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Ancient whale fossils found in the desert
S51 E1 - 2m 10s
This part of the Sahara Desert is the resting place of some of the earliest whales ever found. These fossils may hold the key to how whales evolved.
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When Whales Could Walk Preview
S51 E1 - 30s
A spectacular fossil graveyard reveals a 43-million-year-old whale that had four legs and could walk. Follow scientists as they search for new clues to how mammals moved from land into the sea to become the largest animals on Earth.
Schedule
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NOVA
Hidden Volcano Abyss
Tuesday
Mar 19
1 Hour
Geologists investigate the January 2022 volcanic eruption that rocked the Pacific islands of Tonga and sent shockwaves around the world. -
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NOVA
Hidden Volcano Abyss
Wednesday
Mar 20
1 Hour
Geologists investigate the January 2022 volcanic eruption that rocked the Pacific islands of Tonga and sent shockwaves around the world. -
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NOVA
Polar Extremes
Wednesday
Mar 20
2 Hours
Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. -
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NOVA
Polar Extremes
Wednesday
Mar 20
2 Hours
Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. -
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NOVA
Polar Extremes
Thursday
Mar 21
2 Hours
Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. -
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NOVA
Polar Extremes
Thursday
Mar 21
2 Hours
Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. -
Image
NOVA
Polar Extremes
Thursday
Mar 21
2 Hours
Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. -
Image
NOVA
Polar Extremes
Thursday
Mar 21
2 Hours
Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. -
Image
NOVA
Polar Extremes
Saturday
Mar 23
2 Hours
Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. -
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NOVA
Polar Extremes
Sunday
Mar 24
2 Hours
Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. -
Image
NOVA
Polar Extremes
Sunday
Mar 24
2 Hours
Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. -
Image
NOVA
Polar Extremes
Monday
Mar 25
2 Hours
Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. -
Image
NOVA
Polar Extremes
Tuesday
Mar 26
2 Hours
Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. -
Image
NOVA
Polar Extremes
Wednesday
Mar 27
2 Hours
Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. -
Image
NOVA
Polar Extremes
Wednesday
Mar 27
2 Hours
Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. -
Image
NOVA
A.I. Revolution
Wednesday
Mar 27
1 Hour
The power and potential of artificial intelligence (AI) technology. -
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NOVA
A.I. Revolution
Wednesday
Mar 27
1 Hour
The power and potential of artificial intelligence (AI) technology. -
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NOVA
Star Chasers of Senegal
Wednesday
Mar 27
1 Hour
Senegalese astronomer Maram Kaire investigates his nation's history of astronomy, which stretches back thousands of years. -
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NOVA
Star Chasers of Senegal
Wednesday
Mar 27
1 Hour
Senegalese astronomer Maram Kaire investigates his nation's history of astronomy, which stretches back thousands of years. -
Image
NOVA
A.I. Revolution
Thursday
Mar 28
1 Hour
The power and potential of artificial intelligence (AI) technology.
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