Extras

Video thumbnail: NOVA Why is There a Global Chip Shortage?

NOVA

Why is There a Global Chip Shortage?

The pandemic made computer chip supply chain issues even worse.

Why is There a Global Chip Shortage?

Video thumbnail: NOVA What will the James Webb Space Telescope do?

NOVA

What will the James Webb Space Telescope do?

This telescope could revolutionize our understanding of the universe.

What will the James Webb Space Telescope do?

Video thumbnail: NOVA Meet the Marvelous Christmas Tree Worm

NOVA

Meet the Marvelous Christmas Tree Worm

This festive-sounding relative to earthworms might help protect coral reefs.

Meet the Marvelous Christmas Tree Worm

Video thumbnail: NOVA Where Did the Cannabis Plant Come From?

NOVA

Where Did the Cannabis Plant Come From?

What cannabis DNA can reveal about the plant’s evolution.

Where Did the Cannabis Plant Come From?

Video thumbnail: NOVA The Link Between High-Potency Cannabis Use and Psychosis

NOVA

The Link Between High-Potency Cannabis Use and Psychosis

As cannabis becomes more mainstream, use may come with a mental health risk.

The Link Between High-Potency Cannabis Use and Psychosis

Video thumbnail: NOVA Could a "Dune" Sandworm Exist in Real Life?

NOVA

Could a "Dune" Sandworm Exist in Real Life?

There are ecological and evolutionary limits to consider.

Could a "Dune" Sandworm Exist in Real Life?

Video thumbnail: NOVA How Long Does Covid-19 Immunity Last?

NOVA

How Long Does Covid-19 Immunity Last?

How your immune system is primed may impact your long-term immunity.

How Long Does Covid-19 Immunity Last?

Video thumbnail: NOVA Georgia’s First Black-Owned Hemp Farm

NOVA

Georgia’s First Black-Owned Hemp Farm

The legal definition of hemp is a cannabis plant that has no more than 0.3% of THC.

Georgia’s First Black-Owned Hemp Farm

Video thumbnail: NOVA NOVA Universe Revealed Series Teaser

NOVA

NOVA Universe Revealed Series Teaser

Take a ringside seat as NOVA captures moments of high drama when the cosmos changed.

NOVA Universe Revealed Series Teaser

Video thumbnail: NOVA How Does a Brain on THC Compare to a Brain on CBD?

NOVA

How Does a Brain on THC Compare to a Brain on CBD?

Scientists are working to understand the true effects of cannabis on the brain.

How Does a Brain on THC Compare to a Brain on CBD?

Video thumbnail: NOVA Can this Cuttlefish Pass an Intelligence Test?

NOVA

Can this Cuttlefish Pass an Intelligence Test?

Witness a hungry cuttlefish take part in an oddly adorable, psychological test.

Can this Cuttlefish Pass an Intelligence Test?

Video thumbnail: NOVA Lights Flashed in the Sky During Mexico's Latest Earthquake

NOVA

Lights Flashed in the Sky During Mexico's Latest Earthquake

On September 7, 2021, a magnitude 7.0 earthquake rocked southwest Mexico.

Lights Flashed in the Sky During Mexico's Latest Earthquake

Video thumbnail: NOVA Genetically Modifying Mosquitoes to Reduce their Numbers

NOVA

Genetically Modifying Mosquitoes to Reduce their Numbers

Mosquitoes can be annoying, but how far would we go to stop them?

Genetically Modifying Mosquitoes to Reduce their Numbers

Video thumbnail: NOVA How Wildfires and Ozone Led to Terrible Air Quality

NOVA

How Wildfires and Ozone Led to Terrible Air Quality

Here’s how poor air quality can lead to serious health effects.

How Wildfires and Ozone Led to Terrible Air Quality

Video thumbnail: NOVA What will it take to get out of this pandemic?

NOVA

What will it take to get out of this pandemic?

COVID-19​​ infection continues to spread rapidly across most of the world.

What will it take to get out of this pandemic?

Video thumbnail: NOVA Toxic “Forever Chemicals” Found in Americans' Blood

NOVA

Toxic “Forever Chemicals” Found in Americans' Blood

Learn how they earn the "forever" label.

Toxic “Forever Chemicals” Found in Americans' Blood

Video thumbnail: NOVA How COVID-19 and Climate Change Affect Breathing

NOVA

How COVID-19 and Climate Change Affect Breathing

COVID insidiously impacts a man's lungs — giving him reasons to appreciate each breath.

How COVID-19 and Climate Change Affect Breathing

Video thumbnail: NOVA The Science of Unidentified Aerial Phenomena

NOVA

The Science of Unidentified Aerial Phenomena

Ever spotted a strange object in the sky?

The Science of Unidentified Aerial Phenomena

Video thumbnail: NOVA Using Technology to Cope With Drought

NOVA

Using Technology to Cope With Drought

The U.S. is experiencing increasingly worse drought conditions.

Using Technology to Cope With Drought

Video thumbnail: NOVA Preparing for the Pacific Northwest's Next Major Earthquake

NOVA

Preparing for the Pacific Northwest's Next Major Earthquake

The Pacific Northwest is due for a major earthquake.

Preparing for the Pacific Northwest's Next Major Earthquake

Video thumbnail: NOVA How California's Droughts Lead to Other Disasters

NOVA

How California's Droughts Lead to Other Disasters

Wildfires, heat waves, flooding, and water shortages are on the rise.

How California's Droughts Lead to Other Disasters

Video thumbnail: NOVA Fact or CAP? How to Deal With Clickbait

NOVA

Fact or CAP? How to Deal With Clickbait

Watch out for clickbait that’s designed to spread misinformation.

Fact or CAP? How to Deal With Clickbait

Video thumbnail: NOVA Can Solar Storms Knock Out Our Power Grid?

NOVA

Can Solar Storms Knock Out Our Power Grid?

Aurora is the beautiful result of space weather.

Can Solar Storms Knock Out Our Power Grid?

Video thumbnail: NOVA Can Humans Deflect an Asteroid?

NOVA

Can Humans Deflect an Asteroid?

Asteroid impacts on Earth don't happen very often—but they do happen.

Can Humans Deflect an Asteroid?

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