Skip to main content

Up Next

Revolutionary War Weapons

Revolutionary War Weapons

Season 52 Episode 7
53:25
Secrets of the Forest

Secrets of the Forest

Season 52 Episode 8
53:41
Ultimate Crash Test: Countdown

Ultimate Crash Test: Countdown

Season 52 Episode 10
53:29
NOVA Season 52

Ultimate Crash Test: Impact

Season 52 Episode 11
53:27
Human: Origins

Human: Origins

Season 52 Episode 12
53:27
Human: Journeys

Human: Journeys

Season 52 Episode 13
53:25
Human: Neanderthal Encounters

Human: Neanderthal Encounters

Season 52 Episode 14
53:27
Human: Into the Americas

Human: Into the Americas

Season 52 Episode 15
53:26
Human: Building Empires

Human: Building Empires

Season 52 Episode 16
53:32
Ancient Desert Death Trap

Ancient Desert Death Trap

Season 52 Episode 17
53:21
Superfloods

Superfloods

Season 52 Episode 18
53:28
Back to Show
NOVA

Baltimore Bridge Collapse

Season 52 Episode 6

On March 26, 2024, a massive container ship plowed into the Francis Scott Key Bridge, killing six highway workers. How did the ship lose control? Why did the bridge fail so catastrophically? And how many other bridges around the world are at risk?

Watch Preview
Support Provided By
Season
Ancient Earth: Birth of the Sky
Unlock with PBS Passport
53:47
See how Earth transformed from a barren hellscape to a planet capable of sustaining life.
Hidden Volcano Abyss
53:19
Investigate one of the most powerful volcanic eruptions in recorded history.
Nazca Desert Mystery
53:31
Who created the Nazca lines and why? New clues to one of the greatest ancient enigmas.
Rebuilding Notre Dame
Unlock with PBS Passport
53:43
A team tackles the restoration of iconic Notre Dame Cathedral.
Ice Age Footprints
53:43
Ancient footprints provide new evidence of humans and extinct giant beasts of the Ice Age.
Why Ships Crash
Unlock with PBS Passport
53:20
How could a single ship cause a major supply chain crisis around the globe?
Great Mammoth Mystery
53:16
Sir David Attenborough explores a site with traces of ancient mammoths and Neanderthals.
Arctic Sinkholes
53:30
In the Arctic, enormous releases of methane, a potent greenhouse gas, threaten the climate
NOVA Season 48
53:31
Explore great ancient Maya cities and why their inhabitants abandoned them.
Alaskan Dinosaurs
Unlock with PBS Passport
53:17
Intrepid paleontologists discover that dinosaurs thrived in the Arctic’s cold and dark.
Edible Insects
Unlock with PBS Passport
53:28
Take a tasty look at insect foods that could benefit our health and our warming planet.
Particles Unknown
Unlock with PBS Passport
53:28
Join the hunt for the universe’s most common—yet most elusive and baffling—particle.
Active loading indicator