Deeper Look | NOVA Death Dive to Saturn

NOVAS44 Ep12: Amazing Discoveries from Cassini

Relive Cassini's greatest hits from its 13 years studying Saturn.

NOVAS44 Ep12: Cassini's Search For Life

Is there life beyond Earth? The solar system's ocean worlds might be the most promising place.

NOVAS44 Ep12: Saying Goodbye to Cassini

Cassini, a brave explorer that was dispatched to study a distant ringed world, has died.

Deeper Look | NOVA Holocaust Escape Tunnel

Holocaust Escape Tunnel Q&A with Historians

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

S44 Ep7: Holocaust Escape Tunnel

At ground zero for the final solution, scientists uncover a story of hope and bravery. Missed the premiere? Watch the full program online now with Passport.

NOVAHolocaust Survival Tale: Haim

Zalman Matzkin narrowly escaped the Holocaust in Lithuania, managing to build a new life.

NOVAHolocaust Survival Tale: Esia

Esia Friedman tells the story of how her family made it through the Holocaust alive.

NOVAHolocaust Survival Tale: Abe

In Lithuania during WWII, Abe Gol’s father led Jewish prisoners in a tunnel escape.

NOVAHolocaust Survival Tale: Hana

Hana Amir describes her father escaping the Holocaust through a tunnel he helped to dig.

Deeper Look | NOVA Poisoned Water

S44 Ep10: Poisoned Water

What exactly went wrong in Flint—and what does it mean for the rest of the country? Missed the premiere? Watch the full episode online now.

NOVAFlint: A Timeline

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Follow the emergency in Flint from the switch in water supply to today’s health crisis.

NOVAPoisoned Water Q&A with Scientists and Filmmakers

What exactly went wrong in Flint—and what does it mean for the rest of the country?

NOVAThis Woman Helped Save Flint

LeeAnne Walters, of Flint, Michigan, helps save the city from a lead water crisis.

NOVAWhat Does Lead Do to the Brain?

How does lead poisoning damage the brain—and can we stop it?

Space Time

Explore the outer reaches of space, the craziness of astrophysics, the possibilities of sci-fi, and anything else you can think of beyond Planet Earth.

Gross Science

Bizarre stories from the slimy, smelly, creepy world of science.

Eons

Join hosts Hank Green, Kallie Moore, and Blake de Pastino as they take you on a journey through the history of life on Earth.

Physics Girl

Join host Dianna Cowern as she puts her MIT physics degree to the test.

Deep Look

Take a journey through the history of life on Earth.

BrainCraft

Vanessa Hill talks psychology, neuroscience and why we act the way we do. Neuroscience has never been so animated.

Hot Mess

A show about how climate change impacts all of us.

Reactions

Reactions is a show that uncovers the chemistry all around us. We answer the burning questions you’ve always wanted to ask: -How can I get my smartphone battery to last longer? -What if humans could photosynthesize? -How can I get my teeth to look whiter? -Why is pizza so delicious? -Is it OK to pee in the pool? (Spoiler: No. No it’s not. Stop it.)

Crash Course | Physics

Explore the world of physics, motion, and energy with Dr. Shini Somara.

Crash Course Computer Science

In this series, we're going to trace the origins of our modern computers, take a closer look at the ideas that gave us our current hardware and software, discuss how and why our smart devices just keep getting smarter, and even look towards the future!