Extras

Video thumbnail: NOVA What's the Universe Made Of? Preview

NOVA

What's the Universe Made Of? Preview

Peer into the universe’s deep unknowns to explore the mysteries of dark matter and energy.

What's the Universe Made Of? Preview

Video thumbnail: NOVA Physics Is a Never-Ending Puzzle

NOVA

Physics Is a Never-Ending Puzzle

Physics rarely yields finite answers, but that doesn’t deter scientists.

Physics Is a Never-Ending Puzzle

Video thumbnail: NOVA Profile: Priya Natarajan

NOVA

Profile: Priya Natarajan

Astrophysicist Priya Natarajan has loved atlases and maps since she was a little girl.

Profile: Priya Natarajan

Video thumbnail: NOVA Can Gene Therapy Cure Cancer?

NOVA

Can Gene Therapy Cure Cancer?

CAR-T Gene Therapy is a new treatment for some forms of Leukemia and Non-Hodgkin Lymphoma.

Can Gene Therapy Cure Cancer?

Video thumbnail: NOVA Bringing Back Woolly Mammoths

NOVA

Bringing Back Woolly Mammoths

Mixing mammoth and elephant genes could be the key to saving the Arctic.

Bringing Back Woolly Mammoths

Video thumbnail: NOVA How does CRISPR work?

NOVA

How does CRISPR work?

CRISPR makes gene editing faster, cheaper, and easier than ever before. Here's how.

How does CRISPR work?

Video thumbnail: NOVA Can We Make Life? Preview

NOVA

Can We Make Life? Preview

A revolution in gene editing enables scientists to create and edit DNA like never before.

Can We Make Life? Preview

Video thumbnail: NOVA Profile: Kevin Esvelt

NOVA

Profile: Kevin Esvelt

Kevin Esvelt's on a mission to eradicate Lyme disease on Nantucket and Martha’s Vineyard.

Profile: Kevin Esvelt

Video thumbnail: NOVA Profile: Rana el Kaliouby

NOVA

Profile: Rana el Kaliouby

Rana el Kaliouby wants to humanize technology with artificial emotional intelligence.

Profile: Rana el Kaliouby

Video thumbnail: NOVA Meet the Robots at Amazon

NOVA

Meet the Robots at Amazon

Will robots take over the world?

Meet the Robots at Amazon

Video thumbnail: NOVA Can We Build a Brain? Preview

NOVA

Can We Build a Brain? Preview

How does today’s artificial intelligence actually work—and is it truly intelligent?

Can We Build a Brain? Preview

Video thumbnail: NOVA What is a Neural Net?

NOVA

What is a Neural Net?

Neural nets have revolutionized the AI industry for years. But what exactly are they?

What is a Neural Net?

Video thumbnail: NOVA Using Artificial Intelligence to Diagnose Melanoma

NOVA

Using Artificial Intelligence to Diagnose Melanoma

A deep learning system has learned to accurately identify skin cancers in photographs.

Using Artificial Intelligence to Diagnose Melanoma

Video thumbnail: NOVA Profile: Jason Kalirai

NOVA

Profile: Jason Kalirai

Astrophysicist Jason Kalirai observes stars and searches for habitable planets.

Profile: Jason Kalirai

Video thumbnail: NOVA Can We Use Pollution to Find Aliens?

NOVA

Can We Use Pollution to Find Aliens?

The hunt for pollution in other planets’ atmospheres may determine whether we are alone.

Can We Use Pollution to Find Aliens?

Video thumbnail: NOVA Are We Alone? Preview

NOVA

Are We Alone? Preview

Hunt for clues in the universes to answer one of humanity’s biggest questions.

Are We Alone? Preview

Video thumbnail: NOVA The Mystery of Tabby’s Star

NOVA

The Mystery of Tabby’s Star

Tabby’s star flickers erratically and no one knows why—could it be an alien megastructure?

The Mystery of Tabby’s Star

Video thumbnail: NOVA What's Living in You? Preview

NOVA

What's Living in You? Preview

Discover how a world of microbes living in and on you can make you sick.

What's Living in You? Preview

Video thumbnail: NOVA Six Microbes Living in You

NOVA

Six Microbes Living in You

Microbes colonize our skin, guts, and bodies—but we wouldn’t be ourselves without them.

Six Microbes Living in You

Video thumbnail: NOVA Can Cat Poop Make You Crazy?

NOVA

Can Cat Poop Make You Crazy?

Toxoplasma, a parasite found in cat waste, takes over the brain.

Can Cat Poop Make You Crazy?

Video thumbnail: NOVA Profile: Jack Gilbert

NOVA

Profile: Jack Gilbert

Jack Gilbert studies the effects of the microbiome on the human body and mind.

Profile: Jack Gilbert

Video thumbnail: NOVA Giving Birth to a Botfly

NOVA

Giving Birth to a Botfly

Could you love a baby botfly?

Giving Birth to a Botfly

Video thumbnail: NOVA The Secrets of Spider Seduction

NOVA

The Secrets of Spider Seduction

Can scientists stomach hours of spider sex in order to understand their language?

The Secrets of Spider Seduction

Video thumbnail: NOVA What are Chimps Saying?

NOVA

What are Chimps Saying?

Chimps have their own rich world of communication.

What are Chimps Saying?