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Humans May Have Lived in North America Earlier Than Thought

Ancient human footprints in White Sands National Park reveal that humans first arrived in North America thousands of years earlier than previously thought.
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Clip Season 49 Episode 9 Length 04:16 Premiere: 05/25/22

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Season 49 Episodes

Ice Age Footprints
S49 E9 Length 53:43 Premiere Date 05/25/22

Why Ships Crash
S49 E8 Length 53:20 Premiere Date 05/18/22

The Hidden Cause of Traffic Jams—and How to Solve Them
Clip Length 06:05 Premiere Date 08/18/22

How Seaweed May Help Revive Our Oceans
Clip Length 04:39 Premiere Date 08/18/22

The False Promise of Cloning Your Pet
Clip Length 06:37 Premiere Date 08/16/22

This Device Smells Diseases by Imitating a Dog's Nose
Clip Length 04:43 Premiere Date 05/26/22

Ice Age Footprints Preview
Preview Length 00:30 Premiere Date 05/25/22

Humans May Have Lived in North America Earlier Than Thought
Clip Length 04:16 Premiere Date 05/25/22

War Threatens Ukrainian Nuclear Power Plants
Clip Length 07:09 Premiere Date 04/04/22

Animal-to-Human Organ Transplants
Clip Length 04:59 Premiere Date 03/02/22

What is 5G, and is it Safe to Use on Planes?
Clip Length 05:39 Premiere Date 02/16/22

Introducing NOVA's Financial Lab
Clip Length 01:22 Premiere Date 02/11/22

Can South Carolina's Salt Marshes Be Saved?
Clip Length 08:27 Premiere Date 01/26/22

From Prison to Careers in STEM
Clip Length 08:12 Premiere Date 01/12/22

Could Antiviral Pills Change the Course of the Pandemic?
Clip Length 08:12 Premiere Date 01/05/22

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Baltimore Bridge Collapse - S52 E6

Explores the March 2024 collapse of the Francis Scott Key Bridge in Baltimore, a busy four-lane bridge that served as a crucial link in the global shipping chain on the U.S. Eastern Seaboard.

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Your Brain: Perception Deception - S50 E9

Join neuroscientist Heather Berlin on a quest to understand how your brain shapes your reality, and why you can't always trust what you perceive. Learn the surprising tricks and shortcuts the brain takes to help us survive.

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Your Brain: Who's in Control? - S50 E10

Dive into the latest research on the subconscious to see what's really driving the decisions you make.

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Athens: Birth of Democracy - S53 E7

Archaeologists investigate the dramatic origins of democracy in ancient Greece 2,500 years ago. Mass graves and ancient ruins where tyrants were murdered shine new light on the birth of a revolutionary form of government.

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Rain Bombs - S53 E5

Scientists race to understand catastrophic weather events known as "rain bombs" and how we can protect ourselves from their growing power.

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Pompeii's Secret Underworld - S52 E5

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The Planets: Mars - S46 E13

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Stone Age Temple Mystery - S53 E6

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Building the Eiffel Tower - S51 E3

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