Colosseum: Roman Death Trap Preview
Season 42
Episode 6
About the Episode
1500 years ago, how did the Romans engineer bloody spectacles and reenact sea battles?
Aired:
| Expires: | Runtime: 30s
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Extras
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Ultimate Space Telescope Preview
Discover how NASA engineers built and launched the most ambitious telescope of all time.0:28 -
The Crash That Shut Down the Global Economy, Explained
The Suez Canal is one of the most important shipping lanes in the world.3:31 -
This Device Smells Diseases by Imitating a Dog's Nose
Researchers at MIT create an electronic nose using chemical odor sensors.4:43 -
Inside a Fossilized Pterosaur Egg
Bones and shells can tell us a lot about how these creatures lived.2:58 -
Watch Scientists Extract a Rare Turtle Fossil
The Late Cretaceous period was kind of the heyday of turtles.3:04 -
Predicting My MS Preview
A filmmaker with a rare type of multiple sclerosis explores the mysterious causes of MS.0:38 -
Predicting My MS
A filmmaker with a rare type of multiple sclerosis explores the mysterious causes of MS.30:37 -
Search Engine Breakdown
Two leading researchers investigate racial bias built into widely used search engines.20:37 -
CRISPR Gene-Editing Reality Check
CRISPR gene-editing technology is advancing quickly. What can it do now—and in the future?19:13 -
Why Ships Crash Preview
How could a single ship cause a major supply chain crisis around the globe?0:29
