Decoding the Universe: Cosmos
How big is the universe? Will it ever end? Why is so much of it made of mysterious dark matter and energy? See how mind-bending discoveries over the past 50 years have revolutionized our understanding of the universe.
Episodes
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Decoding the Universe: Cosmos
S51 E8 - 53m 38s
How big is the universe? Will it ever end? Why is so much of it made of mysterious dark matter and energy? See how mind-bending discoveries over the past 50 years have revolutionized our understanding of the universe.
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Great American Eclipse
S51 E6 - 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.
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A.I. Revolution
S51 E5 - 53m 30s
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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Secrets in Your Data
S51 E7 - 53m 40s
Whether you’re on social media or surfing the web, you’re probably sharing more personal data than you realize. Find out where your data is going, who’s selling it, and how you – and a new kind of web – could put control back in your hands.
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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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These cheeses are at risk of going extinct
S51 - 1m 11s
Don’t fret – at-risk cheeses are not going to disappear instantly but they getting much harder to make.
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First ape ever seen using medicinal plant to treat wound
S51 - 1m 58s
Scientists say they have, for the first time, observed a primate in the wild treat an open wound with a medicinal plant.
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Total Eclipse in the Heart of Texas Hill Country
S51 - 6m 41s
In the hill country of Texas, the solar eclipse struck wonder and awe.
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Are winters getting less snowy?
S51 - 4m 49s
Winters are getting warmer and they’re also getting shorter. So we’re getting less snow ... right?
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New map of the universe hints that dark energy may be evolving
S51 - 3m
An international group of astronomers have announced a hint that could fundamentally change what we think we know about the universe—and how we think it might come to an end.
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Decoding the Universe: Cosmos Preview
S51 E8 - 30s
How big is the universe? Will it ever end? Why is so much of it made of mysterious dark matter and energy? See how mind-bending discoveries over the past 50 years have revolutionized our understanding of the universe.
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How America watched the solar eclipse
S51 - 2m 13s
Cities across the US dipped into darkness during a total solar eclipse. Here’s what it looked like as seen by Americans all over the country.
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Great American Eclipse Preview
S51 E6 - 30s
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.
-
The Sun is way more chaotic than you think
S51 E6 - 3m 59s
A solar eclipse provides precious moments of darkness where scientists can explore a region of the Sun normally invisible, its outer atmosphere, the solar corona.
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How to watch the eclipse without burning your eyes
S51 - 1m 59s
Looking at the sun without eclipse glasses, even when 99% of the Sun is covered by the Moon, can cause retinal damage in your eye. Here’s the science behind why, and how you can protect your eyes.
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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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How A.I. is fighting wildfires
S51 E5 - 1m 34s
In California an AI tool uses more than a thousand mountaintop surveillance cameras to look for early signs of wildfires.
Schedule
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Image
NOVA
Ancient Builders of the Amazon
Tuesday
Jul 16
1 Hour
Discoveries reveal traces of ancient civilizations that flourished for centuries with prehistoric populations in the Amazon. -
Image
NOVA
Emperor's Ghost Army
Tuesday
Jul 16
1 Hour
High-action experiments and 3-D technology provide insight into how China's terracotta army was made. -
Image
NOVA
Ancient Builders of the Amazon
Wednesday
Jul 17
1 Hour
Discoveries reveal traces of ancient civilizations that flourished for centuries with prehistoric populations in the Amazon. -
Image
NOVA
Emperor's Ghost Army
Wednesday
Jul 17
1 Hour
High-action experiments and 3-D technology provide insight into how China's terracotta army was made. -
Image
NOVA
Ancient Builders of the Amazon
Wednesday
Jul 17
1 Hour
Discoveries reveal traces of ancient civilizations that flourished for centuries with prehistoric populations in the Amazon. -
Image
NOVA
Ancient Builders of the Amazon
Wednesday
Jul 17
1 Hour
Discoveries reveal traces of ancient civilizations that flourished for centuries with prehistoric populations in the Amazon. -
Image
NOVA
Ancient Builders of the Amazon
Wednesday
Jul 17
1 Hour
Discoveries reveal traces of ancient civilizations that flourished for centuries with prehistoric populations in the Amazon. -
Image
NOVA
Emperor's Ghost Army
Wednesday
Jul 17
1 Hour
High-action experiments and 3-D technology provide insight into how China's terracotta army was made. -
Image
NOVA
Sunken Ship Rescue
Wednesday
Jul 24
1 Hour
Efforts to secure, raise and salvage the Costa Concordia cruise ship which capsized off the Italian coast on Jan. 13, 2012, killing 32 people. -
Image
NOVA
Sunken Ship Rescue
Wednesday
Jul 24
1 Hour
Efforts to secure, raise and salvage the Costa Concordia cruise ship which capsized off the Italian coast on Jan. 13, 2012, killing 32 people. -
Image
NOVA
Sunken Ship Rescue
Thursday
Jul 25
1 Hour
Efforts to secure, raise and salvage the Costa Concordia cruise ship which capsized off the Italian coast on Jan. 13, 2012, killing 32 people. -
Image
NOVA
Sunken Ship Rescue
Thursday
Jul 25
1 Hour
Efforts to secure, raise and salvage the Costa Concordia cruise ship which capsized off the Italian coast on Jan. 13, 2012, killing 32 people. -
Image
NOVA
Sunken Ship Rescue
Thursday
Jul 25
1 Hour
Efforts to secure, raise and salvage the Costa Concordia cruise ship which capsized off the Italian coast on Jan. 13, 2012, killing 32 people. -
Image
NOVA
Sunken Ship Rescue
Friday
Jul 26
1 Hour
Efforts to secure, raise and salvage the Costa Concordia cruise ship which capsized off the Italian coast on Jan. 13, 2012, killing 32 people. -
Image
NOVA
Sunken Ship Rescue
Sunday
Jul 28
1 Hour
Efforts to secure, raise and salvage the Costa Concordia cruise ship which capsized off the Italian coast on Jan. 13, 2012, killing 32 people. -
Image
NOVA
Sunken Ship Rescue
Sunday
Jul 28
1 Hour
Efforts to secure, raise and salvage the Costa Concordia cruise ship which capsized off the Italian coast on Jan. 13, 2012, killing 32 people. -
Image
NOVA
Sunken Ship Rescue
Sunday
Jul 28
1 Hour
Efforts to secure, raise and salvage the Costa Concordia cruise ship which capsized off the Italian coast on Jan. 13, 2012, killing 32 people. -
Image
NOVA
Sunken Ship Rescue
Tuesday
Jul 30
1 Hour
Efforts to secure, raise and salvage the Costa Concordia cruise ship which capsized off the Italian coast on Jan. 13, 2012, killing 32 people. -
Image
NOVA
Sunken Ship Rescue
Wednesday
Jul 31
1 Hour
Efforts to secure, raise and salvage the Costa Concordia cruise ship which capsized off the Italian coast on Jan. 13, 2012, killing 32 people. -
Image
NOVA
Sunken Ship Rescue
Wednesday
Jul 31
1 Hour
Efforts to secure, raise and salvage the Costa Concordia cruise ship which capsized off the Italian coast on Jan. 13, 2012, killing 32 people.
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