Back to Show
NOVA
What Made the Titan Submersible Design Unconventional?
OceanGate Expeditions’ Titan submersible had taken passengers down to the Titanic wreckage many times before the ill-fated trip that killed all five passengers on board. So, why did it fail?

Unlock with PBS Passport
53:35
Fossils reveal how birds survived the killer asteroid and became today’s only living dinosaurs.

Unlock with PBS Passport
53:40
Follow the race to build a world-class airport on the site of one of America’s busiest flying hubs.

Unlock with PBS Passport
53:43
Can science reveal the secrets of mysterious objects seen in our skies?

53:40
Mysterious bodies are found under one of the world’s most famous cathedrals.

53:40
From electric flight to artificial noses, engineers are finding new ways to preserve our planet.

53:40
Humans are born to roam. See how engineers are inventing new ways to explore and extend our range.

53:40
Is engineering humanity’s superpower? See how we can amplify our natural abilities in amazing ways.

53:40
Dive into the universe at the tiniest – and weirdest – of scales.

Unlock with PBS Passport
53:34
Meet the surprising, oddball worlds moving around our solar system.

Unlock with PBS Passport
53:34
Visit strange, frozen worlds to discover the bizarre ice that forms beyond Earth.

Unlock with PBS Passport
53:34
Discover the powerful volcanic eruptions that have shaped worlds across our solar system.

Unlock with PBS Passport
53:34
What are the weirdest worlds in our solar system, and how did they come to be?