Extras

Video thumbnail: NOVA How Seaweed May Help Revive Our Oceans

NOVA

How Seaweed May Help Revive Our Oceans

Kelp’s ability to capture carbon from the ocean could help save marine ecosystems.

How Seaweed May Help Revive Our Oceans

Video thumbnail: NOVA The Hidden Cause of Traffic Jams—and How to Solve Them

NOVA

The Hidden Cause of Traffic Jams—and How to Solve Them

Self-driving vehicles might be the solution for phantom traffic jams.

The Hidden Cause of Traffic Jams—and How to Solve Them

Video thumbnail: NOVA The False Promise of Cloning Your Pet

NOVA

The False Promise of Cloning Your Pet

Cloning has come a long way since Dolly the sheep, but it still has limits.

The False Promise of Cloning Your Pet

Video thumbnail: NOVA This Device Smells Diseases by Imitating a Dog's Nose

NOVA

This Device Smells Diseases by Imitating a Dog's Nose

Researchers at MIT create an electronic nose using chemical odor sensors.

This Device Smells Diseases by Imitating a Dog's Nose

Video thumbnail: NOVA War Threatens Ukrainian Nuclear Power Plants

NOVA

War Threatens Ukrainian Nuclear Power Plants

Ukraine's 15 active nuclear reactors generate about half of the country's electricity.

War Threatens Ukrainian Nuclear Power Plants

Video thumbnail: NOVA Animal-to-Human Organ Transplants

NOVA

Animal-to-Human Organ Transplants

In a first, a 57-year-old man received a heart transplant from a genetically modified pig.

Animal-to-Human Organ Transplants

Video thumbnail: NOVA What is 5G, and is it Safe to Use on Planes?

NOVA

What is 5G, and is it Safe to Use on Planes?

The 5G signal works in a fundamentally different way from 4G.

What is 5G, and is it Safe to Use on Planes?

Video thumbnail: NOVA Introducing NOVA's Financial Lab

NOVA

Introducing NOVA's Financial Lab

Practice making financial decisions by taking care of your pet through three mini-games.

Introducing NOVA's Financial Lab

Video thumbnail: NOVA Can South Carolina's Salt Marshes Be Saved?

NOVA

Can South Carolina's Salt Marshes Be Saved?

Many seafood dishes depend on an ecosystem that's easy to overlook: The salt marsh.

Can South Carolina's Salt Marshes Be Saved?

Video thumbnail: NOVA From Prison to Careers in STEM

NOVA

From Prison to Careers in STEM

Watch how four accomplished scientists began their careers or education in prison.

From Prison to Careers in STEM

Video thumbnail: NOVA Could Antiviral Pills Change the Course of the Pandemic?

NOVA

Could Antiviral Pills Change the Course of the Pandemic?

The FDA authorized use of the first antiviral pills to treat COVID-19 at home.

Could Antiviral Pills Change the Course of the Pandemic?

Video thumbnail: NOVA Can Psychedelics Cure? Preview

NOVA

Can Psychedelics Cure? Preview

Psychedelics are unlocking new ways to treat conditions like addiction and depression.

Can Psychedelics Cure? Preview

Video thumbnail: NOVA Computers v. Crime Preview

NOVA

Computers v. Crime Preview

Is artificial intelligence making policing and courts fairer, or is it increasing bias?

Computers v. Crime Preview

Video thumbnail: NOVA Rebuilding Notre Dame

NOVA

Rebuilding Notre Dame

A team tackles the restoration of iconic Notre Dame Cathedral.

Rebuilding Notre Dame

Video thumbnail: NOVA Saving Venice Preview

NOVA

Saving Venice Preview

Can innovative engineering projects save Venice?

Saving Venice Preview

Video thumbnail: NOVA Ending HIV in America Preview

NOVA

Ending HIV in America Preview

Can innovative drugs and therapies finally end HIV?

Ending HIV in America Preview

Video thumbnail: NOVA Why Distant Galaxies Look Red

NOVA

Why Distant Galaxies Look Red

The farther away a galaxy is, the redder it appears to our telescopes.

Why Distant Galaxies Look Red

Video thumbnail: NOVA Ultimate Space Telescope Preview

NOVA

Ultimate Space Telescope Preview

Discover how NASA engineers built and launched the most ambitious telescope of all time.

Ultimate Space Telescope Preview

Video thumbnail: NOVA NASA Reacts to the James Webb Space Telescope Images

NOVA

NASA Reacts to the James Webb Space Telescope Images

This NASA team was the first to see the new James Webb Space Telescope images.

NASA Reacts to the James Webb Space Telescope Images

Video thumbnail: NOVA How Scientists Created JWST's First Test Image

NOVA

How Scientists Created JWST's First Test Image

A test image from the James Webb Space Telescope unexpectedly captured many galaxies.

How Scientists Created JWST's First Test Image

Video thumbnail: NOVA Ice Age Footprints Preview

NOVA

Ice Age Footprints Preview

Ancient footprints provide new evidence of humans and extinct giant beasts of the Ice Age.

Ice Age Footprints Preview

Video thumbnail: NOVA Humans May Have Lived in North America Earlier Than Thought

NOVA

Humans May Have Lived in North America Earlier Than Thought

Scattered seeds help reveal when ancient humans first left footprints in North America.

Humans May Have Lived in North America Earlier Than Thought

Video thumbnail: NOVA Why Ships Crash Preview

NOVA

Why Ships Crash Preview

How could a single ship cause a major supply chain crisis around the globe?

Why Ships Crash Preview

Video thumbnail: NOVA The Crash That Shut Down the Global Economy, Explained

NOVA

The Crash That Shut Down the Global Economy, Explained

The Suez Canal is one of the most important shipping lanes in the world.

The Crash That Shut Down the Global Economy, Explained