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The Fabric of the Cosmos: Quantum Leap

The Fabric of the Cosmos: Quantum Leap

The Fabric of the Cosmos: Quantum Leap

53:41

The Fabric of the Cosmos: Universe or Multiverse?

The Fabric of the Cosmos: Universe or Multiverse?

The Fabric of the Cosmos: Universe or Multiverse?

53:10

Hunting the Elements

Hunting the Elements

Hunting the Elements

1:53:50

Deadliest Tornadoes

Deadliest Tornadoes

Deadliest Tornadoes

53:45

Why Ships Sink

Why Ships Sink

Why Ships Sink

52:53

Inside the Megastorm

Inside the Megastorm

Inside the Megastorm

53:37

Doomsday Volcanoes

Doomsday Volcanoes

Doomsday Volcanoes

52:52

Decoding Neanderthals

Decoding Neanderthals

Decoding Neanderthals

53:10

Building Pharaoh's Chariot

Building Pharaoh's Chariot

Building Pharaoh's Chariot

52:52

Earth From Space

Earth From Space

Earth From Space

1:52:52

Mind of a Rampage Killer

Mind of a Rampage Killer

Mind of a Rampage Killer

52:53

Australia's First 4 Billion Years: Awakening

Australia's First 4 Billion Years: Awakening

Australia's First 4 Billion Years: Awakening

54:10

NOVA

The Fabric of the Cosmos: The Illusion of Time

Season 38 Episode 17

Time. We waste it, save it, kill it, make it. The world runs on it. Yet ask physicists what time actually is, and the answer might shock you: They have no idea. Even more surprising, the deep sense we have of time passing from present to past may be nothing more than an illusion. How can our understanding of something so familiar be so wrong?

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Full Episodes

Search Engine Breakdown

Search Engine Breakdown

NOVA

Search Engine Breakdown

Two leading researchers investigate racial bias built into widely used search engines.

Season 48 Episode 101

Butterfly Blueprints

Butterfly Blueprints

NOVA

Butterfly Blueprints

Explore how the scientific secrets of butterflies are inspiring technological innovations.

Season 48 Episode 20

NOVA Universe Revealed: Big Bang

NOVA Universe Revealed: Big Bang

NOVA

NOVA Universe Revealed: Big Bang

Venture back to the birth of space and time as NOVA probes the mystery of the Big Bang.

Season 48 Episode 19

NOVA Universe Revealed: Black Holes

NOVA Universe Revealed: Black Holes

NOVA

NOVA Universe Revealed: Black Holes

Take a seat on the ultimate thrill ride as NOVA explores the universe’s strangest objects.

Season 48 Episode 18

NOVA Universe Revealed: Alien Worlds

NOVA Universe Revealed: Alien Worlds

NOVA

NOVA Universe Revealed: Alien Worlds

Visit exotic worlds orbiting distant suns as NOVA tackles the big question: are we alone?

Season 48 Episode 17

NOVA Universe Revealed: Milky Way

NOVA Universe Revealed: Milky Way

NOVA

NOVA Universe Revealed: Milky Way

Explore the wonders and mysteries of our galaxy—the giant city of stars we call home.

Season 48 Episode 16

NOVA Universe Revealed: Age of Stars

NOVA Universe Revealed: Age of Stars

NOVA

NOVA Universe Revealed: Age of Stars

Voyage to discover the sun’s place in a grand cycle of birth, death and renewal.

Season 48 Episode 15

Edible Insects

Edible Insects

NOVA

Edible Insects

Take a tasty look at insect foods that could benefit our health and our warming planet.

Season 48 Episode 14

Arctic Drift

Arctic Drift

NOVA

Arctic Drift

Join scientists on a daring polar voyage to uncover the Arctic’s climate secrets.

Season 48 Episode 13

Particles Unknown

Particles Unknown

NOVA

Particles Unknown

Join the hunt for the universe’s most common—yet most elusive and baffling—particle.

Season 48 Episode 12

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