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Full Episodes
Season
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Episode
20:37
Nova

Search Engine Breakdown

Two leading researchers investigate racial bias built into widely used search engines.
Season 48 Episode 101
NOVA Universe Revealed: Big Bang
Episode
53:27
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
Episode
53:27
Nova

NOVA Universe Revealed: Black Holes

Take a seat on the ultimate thrill ride to explore nature's strangest and most powerful objects.
Season 48 Episode 18
NOVA Universe Revealed: Alien Worlds
Episode
53:27
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
Episode
53:26
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
Episode
53:27
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
Arctic Drift
Watch with PBS Passport
53:32
Nova

Arctic Drift

Join scientists on a daring polar voyage to uncover the Arctic’s climate secrets.
Season 48 Episode 13
Particles Unknown
Watch with PBS Passport
53:28
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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