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NOVA

At the Edge of Space

Video duration: 52:52Expires: 12/15/15Video has closed captioning.

Can scientists unravel the mysterious phenomena that lurk between Earth and space?

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Gallery of Auroras

Gallery of Auroras

See spectacular images of the curtains of light that often grace dark skies near the North and South poles.

Lightning Varieties

Lightning Varieties

Your average jagged bolt is just one kind. There are also balls and elves, blue jets and red sprites, and m...

Northern Lights

Northern Lights

See a gallery of auroras above Earth and other planets, and hear the eerie sounds they make.

Space Storms

Space Storms

Behind the dazzling display of the aurora borealis are space storms that could turn the lights off here on ...

Episodes of NOVA46

Video thumbnail: NOVA Why Trains Crash

NOVA

Why Trains Crash

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

53:51

Why Trains Crash

53:51

Video thumbnail: NOVA The Origami Revolution

NOVA

The Origami Revolution

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

53:50

The Origami Revolution

53:50

Video thumbnail: NOVA Ultimate Cruise Ship

NOVA

Ultimate Cruise Ship

Join pioneering shipbuilders as they embark on a feat of maritime engineering.

52:55

Ultimate Cruise Ship

52:55

Video thumbnail: NOVA Search for the Super Battery

NOVA

Search for the Super Battery

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

53:32

Search for the Super Battery

53:32

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Clips of NOVA218

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

Video thumbnail: NOVA A Scientist Walks Into A Bar #1

NOVA

A Scientist Walks Into A Bar #1

An astrophysicist must explain her work on black holes so two comedians can understand it.

4:07

A Scientist Walks Into A Bar #1

4:07

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Previews of NOVA170

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

Video thumbnail: NOVA Ultimate Cruise Ship Preview

NOVA

Ultimate Cruise Ship Preview

Join pioneering shipbuilders as they embark on a feat of maritime engineering.

0:30

Ultimate Cruise Ship Preview

0:30

See All Previews