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NOVA

Understanding Solar Activity

Video duration: 7:31

What factors make the sun more or less volatile?

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Tour the Solar System

Tour the Solar System

Explore the planets, visit the moon, and gaze at the stars in this 3-D interactive model of the solar system.

Episodes of NOVA42

Video thumbnail: NOVA Treasures of the Earth: Power

NOVA

Treasures of the Earth: Power

Drill underground to see the treasures that power our world—today and into the future.

53:10

Treasures of the Earth: Power

53:10

Video thumbnail: NOVA Treasures of the Earth: Metals

NOVA

Treasures of the Earth: Metals

What is it about the nature of metals that have made them a pillar of human civilization?

53:40

Treasures of the Earth: Metals

53:40

Video thumbnail: NOVA Treasures of the Earth: Gems

NOVA

Treasures of the Earth: Gems

What processes in the depths of the Earth forge beautiful and precious stones?

53:40

Treasures of the Earth: Gems

53:40

Video thumbnail: NOVA Super Tunnel

NOVA

Super Tunnel

Join engineers as they build a massive new railway deep beneath the streets of London.

52:52

Super Tunnel

52:52

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Clips of NOVA219

Video thumbnail: NOVA Nuestro Mundo de Origami

NOVA

Nuestro Mundo de Origami

La biologia y el mundo físico al nuestro alrededor parecen estar gobernados por origami.

1:54

Nuestro Mundo de Origami

1:54

Video thumbnail: NOVA Our Origami World

NOVA

Our Origami World

Biology and the physical world around us appear to be governed by origami-like patterns.

1:54

Our Origami World

1:54

Video thumbnail: NOVA Is Fear Contagious

NOVA

Is Fear Contagious

Fear may be able to spread from person to person—just like a virus.

5:17

Is Fear Contagious

5:17

Video thumbnail: NOVA Scientists Walking Confidently

NOVA

Scientists Walking Confidently

NOVA has stood for science since 1974, bringing remarkable discoveries to TV and beyond.

1:05

Scientists Walking Confidently

1:05

Video thumbnail: NOVA Snot 101

NOVA

Snot 101

Here's everything you didn't want to know about snot.

3:58

Snot 101

3:58

Video thumbnail: NOVA Our Energy Future, in Toasters

NOVA

Our Energy Future, in Toasters

Every country wants to consume as much energy as the US. Where will that energy come from?

1:53

Our Energy Future, in Toasters

1:53

Video thumbnail: NOVA Supercharged Supercapacitors

NOVA

Supercharged Supercapacitors

A new way of making supercapacitors may help them store more energy than normal batteries.

3:34

Supercharged Supercapacitors

3:34

Video thumbnail: NOVA Super Battery Zimmerman Excerpt

NOVA

Super Battery Zimmerman Excerpt

Excerpt from "Search for the Super Battery"

2:06

Super Battery Zimmerman Excerpt

2:06

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Previews of NOVA171

Video thumbnail: NOVA Holocaust Escape Tunnel Preview

NOVA

Holocaust Escape Tunnel Preview

At ground zero for the final solution, scientists uncover a story of hope and bravery.

0:30

Holocaust Escape Tunnel Preview

0:30

Video thumbnail: NOVA Why Trains Crash Preview

NOVA

Why Trains Crash Preview

Can new crash prevention technology help us avoid deadly train accidents?

0:30

Why Trains Crash Preview

0:30

Video thumbnail: NOVA The Origami Revolution Preview

NOVA

The Origami Revolution Preview

Engineers are using origami to design drugs, micro-robots, and future space missions.

0:30

The Origami Revolution Preview

0:30

Video thumbnail: NOVA Search for the Super Battery Preview

NOVA

Search for the Super Battery Preview

Explore the hidden world of energy storage and how it holds the keys to a greener future.

0:30

Search for the Super Battery Preview

0:30

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