Secrets of the Forest
Can forests help cool the planet? Follow scientists through spectacular landscapes as they study complex networks of trees, fungi, and creatures large and small – all in a quest to tackle the twin threats of climate change and species extinction.
Episodes
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Secrets of the Forest
S52 E8 - 53m 41s
Can forests help cool the planet? Follow scientists through spectacular landscapes as they study complex networks of trees, fungi, and creatures large and small – all in a quest to tackle the twin threats of climate change and species extinction.
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Revolutionary War Weapons
S52 E7 - 53m 39s
How did a ragtag army defeat the most powerful army in the world to win American independence? Discover the key military technologies that helped propel the colonies to victory, from the Brown Bess musket to the world’s first military submarine.
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Baltimore Bridge Collapse
S52 E6 - 53m 32s
On March 26, 2024, a massive container ship plowed into the Francis Scott Key Bridge, killing six highway workers. How did the ship lose control? Why did the bridge fail so catastrophically? And how many other bridges around the world are at risk?
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Pompeii's Secret Underworld
S52 E5 - 53m 40s
For over two centuries, archaeologists have hailed Pompeii as a sophisticated city at the heart of an advanced ancient civilization. But a series of new excavations is painting a much more complex picture of the city tragically buried by the eruption of Mount Vesuvius in 79 CE.
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Egypt's Tombs of Amun
S52 E4 - 53m 40s
Follow archaeologists as they discover a long lost ancient cemetery in Egypt’s sacred desert. Treasures emerge unlike anything seen by the team, revealing details of a unique period, when women had extraordinary power.
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Dino Birds
S52 E3 - 53m 40s
Why are birds the only dinosaurs still alive today? Rare fossil discoveries are revealing the secrets of bird evolution, telling the story of how some resilient feathered dinos became the vast array of colorful bird species that fill our skies.
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Extreme Airport Engineering
S52 E2 - 53m 40s
In New York City, a team of elite engineers and construction workers are on a mission to build the ultimate airport. Follow their ups and downs as they race to build a new, world-class LaGuardia on the site of one of America’s busiest aviation hubs.
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What Are UFOs?
S52 E1 - 53m 43s
After decades in the shadows, UFOs are being studied seriously. Are they weather balloons, optical illusions, secret military technology? Or something else? Follow scientists as they try to unravel the mystery of the strangest objects in our skies.
Extras + Features
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Ultimate Crash Test: Impact Preview
S52 E11 - 30s
Car safety experts just pulled off a first-of-its-kind remote controlled multi-vehicle pile up. Now investigators are put to the test as they analyze the data and look for insights into driver behavior and vehicle design.
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Ultimate Crash Test: Countdown Preview
S52 E10 - 30s
What really happens in a multi-vehicle pileup? A first-of-its-kind experiment aims to stage a high speed crash to gain new insights on car safety. But how can they create and study a complex collision without putting any lives in danger?
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These Smart Glasses Know Who You Are, and Much More
S52 - 4m 18s
The facial recognition glasses can pull personal information, like and phone number and even home address from existing online databases.
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Secrets of the Forest Preview
S52 E8 - 30s
Can forests help cool the planet? Follow scientists through spectacular landscapes as they study complex networks of trees, fungi, and creatures large and small – all in a quest to tackle the twin threats of climate change and species extinction.
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Why Just Planting Trees Won’t Save the Planet
S52 E8 - 3m 4s
A paper published in 2019, estimated that there is enough land on Earth to support an extra trillion trees to capture carbon. But in the rush to grow trees, people ignored the supporting environment that exists in a forest. Discover why biodiversity matters in forests.
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Revolutionary War Weapons Preview
S52 E7 - 30s
How did a ragtag army defeat the most powerful army in the world to win American independence? Discover the key military technologies that helped propel the colonies to victory, from the Brown Bess musket to the world’s first military submarine.
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The Rocket-Less Future of Space Travel
S52 - 5m 17s
Imagine taking an elevator to space. Or blasting off in a nuclear rocket. That might sound like science fiction, but scientists are racing to develop new, more efficient methods of space travel - and some pretty wild ideas are on the table. Discover the rocket-less future of space travel and the quest to make it happen.
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4 Ways the Universe Could End
S52 - 5m 7s
If the universe as we know it started with the Big Bang, will it also have an end? And if it’s going to end someday - how? Discover the four main ideas about how the universe might end, and find out which one has the most evidence supporting it. With host Athena Brensberger, dive into our universe's very distant future in this episode of What the Physics?!
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Do Aliens Exist? This Famous Equation Offers a Clue
S52 - 5m 4s
It’s an age-old question: Do aliens exist? And what are the odds we’ll make contact? A famous mathematical equation, known as the Drake Equation, helps scientists estimate the odds of finding intelligent alien civilizations, but new discoveries and unknown factors could change everything.
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Building Blocks of Life Discovered on Distant Asteroid
S52 - 6m 3s
In January 2025, scientists announced the discovery of organic molecules— the building blocks of life— in samples retrieved from a distant asteroid named Bennu. What can this discovery reveal about the secrets of life's origins? Or how common life may be elsewhere in the universe?
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What Went Wrong on the Dali Before the Baltimore Bridge Collapse
S52 E6 - 2m 57s
How did the massive container ship Dali drift into Baltimore’s Key Bridge, causing the deadly collapse? Just minutes before impact, the ship suffered two devastating blackouts, causing it to lose steering control and triggering disaster. Investigators piece together the chain of events that led to the catastrophic collapse.
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Baltimore Bridge Collapse Preview
S52 E6 - 30s
On March 26, 2024, the world collectively gasped as a massive container ship, the Dali, lost control and plowed into the landmark Francis Scott Key Bridge in Baltimore. The busy four-lane bridge suffered a catastrophic collapse and crashed into the Patapsco River. How did a modern ship lose all power and propulsion? And why did the bridge fail so catastrophically?
Schedule
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Image
NOVA
Secrets of the Forest
Wednesday
Apr 23
1 Hour
Researchers around the globe gather data on how forests work and try to figure out how these ecosystems can help tackle threats of climate change and species extinction. -
Image
NOVA
Secrets of the Forest
Wednesday
Apr 23
1 Hour
Researchers around the globe gather data on how forests work and try to figure out how these ecosystems can help tackle threats of climate change and species extinction. -
Image
NOVA
Arctic Sinkholes
Wednesday
Apr 23
1 Hour
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. -
Image
NOVA
Arctic Sinkholes
Wednesday
Apr 23
1 Hour
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. -
Image
NOVA
Arctic Sinkholes
Thursday
Apr 24
1 Hour
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. -
Image
NOVA
Arctic Sinkholes
Thursday
Apr 24
1 Hour
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. -
Image
NOVA
Arctic Sinkholes
Thursday
Apr 24
1 Hour
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. -
Image
NOVA
Arctic Sinkholes
Thursday
Apr 24
1 Hour
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. -
Image
NOVA
Arctic Sinkholes
Saturday
Apr 26
1 Hour
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. -
Image
NOVA
Arctic Sinkholes
Sunday
Apr 27
1 Hour
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. -
Image
NOVA
Arctic Sinkholes
Sunday
Apr 27
1 Hour
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. -
Image
NOVA
Arctic Sinkholes
Tuesday
Apr 29
1 Hour
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. -
Image
NOVA
Weathering the Future
Tuesday
Apr 29
1 Hour
Americans use ancient wisdom and new solutions to fight against extreme weather, from intense rainstorms to megafires and droughts. -
Image
NOVA
Arctic Sinkholes
Wednesday
Apr 30
1 Hour
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. -
Image
NOVA
Weathering the Future
Wednesday
Apr 30
1 Hour
Americans use ancient wisdom and new solutions to fight against extreme weather, from intense rainstorms to megafires and droughts. -
Image
NOVA
Arctic Sinkholes
Wednesday
Apr 30
1 Hour
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. -
Image
NOVA
Weathering the Future
Wednesday
Apr 30
1 Hour
Americans use ancient wisdom and new solutions to fight against extreme weather, from intense rainstorms to megafires and droughts. -
Image
NOVA
Critical Condition: Health in Black America
Wednesday
Apr 30
2 Hours
Researchers examine the causes of racial health disparities, and why Black Americans are nearly twice as likely to have chronic diseases than whites. -
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NOVA
Critical Condition: Health in Black America
Wednesday
Apr 30
2 Hours
Researchers examine the causes of racial health disparities, and why Black Americans are nearly twice as likely to have chronic diseases than whites. -
Image
NOVA
Critical Condition: Health in Black America
Thursday
May 1
2 Hours
Researchers examine the causes of racial health disparities, and why Black Americans are nearly twice as likely to have chronic diseases than whites.
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